ORDNANCE

Design

Military Article Photocopies available from Military/Info

• Benton, Brevet-Col.J.G.."Chapter III. Cannon,"Ordnance and Gunnery (1867); 107 Pages, 33 illus. Price 11.00 {Item No. 20503} [Includes: History of Cannon: Early cannon, Construction of early cannon, Ancient guns, Ancient mortars, Ancient howitzers, Calibre, Devices, Materiel system, First system, Second system, Valiere's system, Gribeauval's system, Stock trail system, Louis Napoleon's system, Recent improvements. Construction, &c., of Cannon: Definition, Classification, Nonmenclature. Interior Form: Division of parts, The vent. Seat of the Charge: Seat of the charge, Heavy charges, Light charges, Effect on strength. Windage: Definition, Loss of force. Length of Bore: Ancient theory, What governs the length, Experiments to determine it, Conclusions. Charge: Maximum charge, Effects on recoil, Effect of length of bore on maximum charge, Most suitable charge. Materials: Requirements, Strength, Effect on cooling, Weight, Hardness, Corrosion &c., Kinds of metals, Bronze, Steel, Semi-steel, Wrought iron, Cast iron, Combined metals Exterior Form: Thickness of metal, To determine the pressure by calculation, Determination of pressure by experiment, Nature of force to be restrained, Various kinds of strain, Division of the exterior, Trunnions, Preponderance, Rimbases, Knob of the caseable, Handles, Position of the center of gravity, Weight of cannon. Different kinds of Cannon: Gun, Howitzer, Mortars. Rifle Cannon: Definition, Rifles how classified, Form of groove, Uniform groove, Variable groove, Method of cutting grooves, Comparative advantages, Number, width, and shape of grooves, Inclination of grooves, Effect of length, Effect of resistance of the air, Position of center of gravity, Limit of inclination, Most suitable inclination. Used to which cannon are applied: Field cannon, Napoleon gun. Mountain and Prairie Cannon: Mountain howitzer. Siege and Garrison Cannon: Siege guns, Siege howitzer, Siege mortars, Coehorn mortar. Sea Coast Cannon: Object, Large cannon, Projectiles, Kinds of sea coast cannon, Columbiads, Howitzer, Mortar. Manufacture of cannon: Where made, Moulding, Cooling, Boring and turning. Inspection of Cannon: Inspecting instruments, Inspection, Bronze cannon. Proof of Cannon: Powder proof, Iron cannon, Bronze cannon, Inspection marks. Injuries Caused by Service: External, Internal]
• Bruff, Capt. Lawrence."Gun Steel," Ordnance and Gunnery (1896), Chapter III.; 20 pages, 9 illus. Price 2.00 {Item No.20525} [Includes: 70. Definition of Gun metal - Chemical composition - Different consitituents and their effect, 71. Physical qualities - Hardness - Toughness - Elastic limit - Hooke's Law - Tensile strength, 72. Structure of steel - Defects - Blow holes - Pipes, 73. Working qualities of steel - Fusibility - Malleability and ductility - Welding - Annealing, 74. Manufacture of gun steel - Open hearth process - Gas producer and regenerators, 75. Manufacture of steel - The furnace - Operation - Crucible process, 76. Casting ingots - Ladle - Crane - Ingot mold - Pouring - Sinking head, 77. Whitworth's process of fluid compression, 78. Treatment after casting - Testing - Reheating - Forging - Cranes - Hammer, 79. Whitworth's hydraulic forging - The press - Mandrels, 80. Gun forgings - Treatment after forging - Annealing - Boring and turning - Oil tempering - Reannealing - Tests, 81. Brinell's experiments]
• Bruff, Capt. Lawrence."Elastic Strength of Guns," Ordnance and Gunnery (1896), Chapter III.; 37 pages, 15 illus. Price 4.00 {Item No.20528} [Pages 185-221] 100. Definitions - Case considered - Redial stress and strain, 101. Tangential stress and strain - Longitudinal stress and strain - Conclusions, 102. Relations between stresses and strains when all the forces are tensions - Application to cube in gun cylinder, 103. Lame's First Law Connecting t, p, and q, 104. Lame's Second Law, 105. Curve of stresses in a cylinder - Discussion, 106. Conclusion from curves - Method of strengthening cylinder, 107. Values of the strains at any point in a cylinder in terms of the Radii and Pressures, 108. Maximum values of strains in a cylinder, 109. Limiting interior pressures - Discussion, 110. Limiting exterior pressures - Thickness of cylinder - Exterior strains, 111. Longitudinal strength, 112. General principles of built up guns - Method of applying exterior pressure, 113. Calculations for compound cylinder - States considered - Nomenclature, 114. Resistance of compound cylinder in action, 115. Longitudinal strength of compound cylinder, 116. The system of rest - Reasons for considering it - Variations of pressure, 117. Limiting value of exterior pressure on tube - System at rest, 118. Calculation of p, in equation (231), 119. True value of P, 120. Calculation of the shrinkage, 121. Measurements in gun construction - Thickness of wall - Length of bore, 122. Wire guns, 123. Description of wire guns - Woodbridge - Crozier - Brown segmental]
• Lissak, Ormond M.."Metals Used in Ordnance Construction," Ordnance and Gunnery (1915), Chapter V; 25 pages, 12 illus. Price 3.00 {Item No.20565} [Includes: Stress and strain: Physical qualities of metals, Strength of metals, Testing machine, Copper, brass, bronze. Iron and steel, Hardening and tempering steel, Annealing, Uses, Gun steel. Manufacture of steel forgings for guns: Open hearth process, Other processes, Casting, Defects in ingots, Whitworth's process of fluid compression, Processes after casting, Strength of parts of the gun]
• Lissak, Ormond M.."Guns," Ordnance and Gunnery (1915), Chapter VI; 86 pages, 61 illus. Price 9.00 {Item No.20566}[Includes: Elastic strength of guns: The elasticity of metals, Hooke's law, Equations of relation between stress and strain, Problems, Stresses and strains in a closed cylinder, Lame's laws, Basic principle of gun construction, Simplification of the formulas of gun construction, Stresses in a simple cylinder, Limiting interior pressures, Graphic representation, Limiting exterior pressures, Thickness of cylinder, Longitudinal strength, Problems, Compound cylinder, Built up guns, System composed of two cylinders, Application of formulas to outer cylinders, System of action, System at rest, Graphic representation, Shrinkage, Radial compression of the tube, Prescribed shrinkage, Application of formulas, Problems, Curves of stress in section, Systems composed of three of four cylinders, Minimum of cylinders for maximum resistance, Graphic construction, three cylinders, Wire wound guns. Construction of Guns: General characteristics, Operations in manufacture, Gun Lathe, Boring and turning mill, Assembling, Rifling the bore. Measurements: Necessity of accurate measurements, Vernier caliper, Measuring points, The star gage, Calipers, Standard comparator. Rifling: Twist, Increasing twist, Equation of the developed curve of the rifling, Problems, Service rifling. Breech mechanism: General, characteristics, Slotted screw breech mechanism, Bofors breech mechanism, The Welin breech block, Obturation, The De Bange obturator, The Freyre obturation, Firing mechanism, Sliding wedge breech mechanism, Older forms of breech mechanism, 12 inch mortar breech mechanism, Automatic and semi automatic breech mechanisms]
• Straith, Major Hector."Ordnance," Treatise of Artillery (7th Edition)(1858), Chapter VI; 20 pages, 3 illus. Price 2.00 {Item No20818} [Including: Action of the charge of powder in the bore of a gun, Necessary relations between the mass of the shot and the gun, Motion of a ball in the bore of a gun, Length of the bore, Table of lengths of gun and charges to produce maximum velocities, Disposition of the metal in a gun, External form, Position of trunnions, Preponderance, Windage, Chambers, Tangent scale, Metal suitable for the construction of guns, Cast iron, Bronze, Their comparative value, Wrought iron, Celebrated wrought-iron guns, Manufacture of guns, Casting, Turning, Boring, Bouching, Proving]
• Tschappat, William H.. "Metals Used in Ordnance Construction,"Ordnance and Gunnery, Chapter V., New York: John Wiley & Sons, Inc. (1917); 45 pages, 20 illus. Price 5.00 {Item No.20734} [Including: Elasticity. Moduli of Elasticity. Strength of Metals. Physical Requirements. Testing Machine. Copper, Brass, Bronze, Aluminum. Iron and Steel. Uses. Constituents of Iron and Steel. Effect of Heat. Allotropic Modifications. Changes as Cooling is Continued below Solidus. Cast Iron. Effect of Time. Microscopic Examination of Steel. Hardening. Tempering. Other Substances in Steel. Open-hearth Process. The Furnace. The Duplex Process. Casting. Whitworth’s Process of Fluid Compression. Processes after Casting. Hollow Forgings. Hardening in Oil or Water.]
• Tschappat, William H.. "Guns,"Ordnance and Gunnery, Chapter VI., New York: John Wiley & Sons, Inc. (1917); 94 pages, 60 illus. Price 9.50 {Item No.20735} [Including: Basic Principle of Gun Construction. Strains Perpendicular to the Applied Stress. Conditions which Limit the Maximum Powder Pressure. Principal Stresses and Strains. Stresses and Strains in a Closed Cylinder. Relations between the Applied Stresses p and t. Applied Stresses in the Cylinder in Terms of Applied Forces Po and P1. Discussion of Equations. Distribution of Resultant Stresses in Cross section of a Simple Cylinder. Limiting Value of Interior Pressure Acting Alone. Second Case. Exterior Pressures Only. Limiting Value of Exterior Pressure Acting Alone. Third Case. Both Interior and Exterior Pressures. Limiting Interior Pressures. When Resultant Tangential Stress Reaches Elastic Limit. When Resultant Stress Reaches Elastic Limit. Resultant Longitudinal Stress. Conditions for Safety both Tangentially and Radially. Compound Cylinders. Gun Composed of Two Cylinders. Practical Application of Formulas to Gun in Action. Gun at Rest. Shrinkage. Compression of the Bore and Expansion of Outer Surface of the Jacket due to Shrinkage. Prescribed Shrinkage. Curves of Tangential Resultant Stress in Action. Guns Composed of Three of More Cylinders. The Gun in Action. The Gun of Maximum Tangential Strength. Elastic Strength of Wire-wrapped Guns. Construction of Guns. Operations in Manufacture. Boring Tools. Assembling. Rifling the Bore. Necessity of Accurate Measurements. The Star Gauge. Calipers. Rifling: Purpose. Pressure on the Lands. Equation of the Developed Curve of the Rifling. Form of Rifling Used in Army Guns. General Characteristics. The Slotted Screw Breech Mechanism. Older form of Slotted Screw Breech Mechanism for Guns. Welin Blocks. Obturation. Firing Mechanism. Sliding Wedge Breech Mechanism. Automatic and Semi-Automatic Breech Mechanism.]
• Ordnance Department. "Gun carriages," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part I; 23 pages, 17+ illus. Price 2.00 {Item No.20109} [Includes: Introduction, Disappearing carriages, Barbette carriages, Mortar carriages, Railway carriages, Summary]
• Ordnance Department. "Elevating Mechanism," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part I; 11 pages, 9+ illus. Price 1.00 {Item No.20110} [Includes: Wedge, Screw, Gears, Worm gears]
• Ordnance Department. "Recoil and recuperator mechanisms," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part I; 17 pages, 13 illus. Price 2.00 {Item No.20111} [Includes: Introduction, Inclined plane, Counterweight, Hydraulic brake, Graduated orifices, Spring recuperators, Pneumatic recuperator]
• Ordnance Department. "Breech mechanisms," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part I; 9 pages, 7 illus. Price 1.00 {Item No.20112} [Includes: Wedge, Screw, Obturator pads, Krupp breech]
• Ordnance Department. "Firing mechanisms," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part I; 3 pages, 3 illus. Price .50 {Item No.20113} [Includes: Match, wheel, and flint. Detonator lock, Fulminate cap and primers]
• Ordnance Department. "The design and manufacture of a great seacoast weapon," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part II, ; 77 pages, 66 illus. Price 8.00 {Item No.20115} [Includes: {Items No.20116-20119} Introduction, Carriage (General), Design and manufacture (manufacturing), Carriage (Characteristics), Design and manufacture (design)]
• Ordnance Department. "Carriage," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part II; 4 pages, 1 illus. Price .50 {Item No.20116}[Includes: Type, Elevation, General]
• Ordnance Department. "Design and manufacture," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part II; 28 pages, 27 illus. Price 3.00 {Item No.20117} [Includes: Projectile, Manufacturing, Gun, Design--Gun, Construction--Billets, Forging, Machining, Assembling, Rifling, Finishing, Breech mechanism]
• Ordnance Department. "Carriage," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part II; 3 pages, 1 illus. Price .50 {Item No.20118} [Includes: Characteristics]
• Ordnance Department. "Design and manufacture," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part II; 47 pages, 41 illus. Price 5.00 {Item No.20119} [Includes: Recoil mechanism--Brake, Recuperator, Manufacture, Cradle--Design, Recoil band, Elevating mechanism, Manufacture, Chassis, Manufacture, Traversing mechanism, Manufacture, Loading mechanism]
• Ordnance Department. "Elevating Mechanism," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part I; 11 pages, 9+ illus. Price 1.00 {Item No.20110} [Includes: Wedge, Screw, Gears, Worm gears]
• Ordnance Department. "Breech mechanisms," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part I; 9 pages, 7 illus. Price 1.00 {Item No.20112} [Includes: Wedge, Screw, Obturator pads, Krupp breech]
• Ordnance Department. "Firing mechanisms," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part I; 3 pages, 3 illus. Price .50 {Item No.20113} [Includes: Match, wheel, and flint. Detonator lock, Fulminate cap and primers]
• Ordnance Department. "Sights," Ordnance Department Document No.2042 American Coast Artillery Material (1922), Part I; 14 pages, 16 illus. Price 1.50 {Item No.20114} [Includes: Quadrant, Dispart and tangent sights, Drift scale--Telescopic sight, Panoramic sight]
• Report of the Chief of Ordnance. "Gas checks for Breech Loading rifles," by the Constructor of Ordnance. Lt.Col.S.Crispin, Ordnance Department. Annual Reports of the War Department 1879, Vol.III, Appendix H4.; 1 page, 1 illus. Price .50 {Item No.5442}
• Royal Engineers, Corps of."Carriage (Land and Sea Service),"Aide Memorie to the Military Sciences (1853), Vol.1; 12 pages, 27 plates of illus. Price 6.00 {Item No.20307} [Includes: I. Land service: Field and mountain service, Field batteries of position, Siege carriages, Garrison carriages. II. Sea service: Carriages for ship-board, Carriages for boat service, Carriages for field service, Mortars, Material employed] [Many tables and illustrations]
• Royal Engineers, Corps of."Carriages, Depression,"Aide Memorie to the Military Sciences (1853), Vol.1; 3 pages, 3 plates of illus. Price 1.00 {Item No.20308} [Special carriages designed to be depressed]

Go to Ordnance Design Military Manual Photocopy List