CLASS A.-HEAVY ORDNANCE.

1. Fac-simile of a "Monitor" revolving turret, with two XV-inch guns inside, one on an Eads' steam carriage and the other on an Ericsson's carriage, complete.

2. XI-inch smooth-bored gun on wood pivot carriage.

3. XI-inch smooth-bored gun on Monitor iron carriage.

4. IX-inch smooth-bored broadside gun on iron carriage.

5. VIII-inch smooth-bored broadside gun on iron carriage.

6. 32-pdr. smooth-bored gun on iron carriage.

7. 100-pdr. rifled gun on Ericsson's iron carriage and slide.

8. 60-pdr. rifled gun on wooden Marsilly carriage, with directing bar.

9. 32-pdr. smooth-bored gun on skids (1827).

10. Rifled "Moody" gun on skids. 11. Rifled "Cochrane " breech-loading gun on skids.

12. 34-inch carronade (old).

13. Swivel gun, for mounting on ships gunwales and in ships' tops, on skids.

14. XI-inch shell gun converted into an VIII-inch rifle, lined with wroughtiron tube and jacket. Twist uniform; one turn in 40 feet; 15 grooves and lands each 0.83772 inch wide. Grooves 0.075-inch deep.

14a. Treadwell's 32-pdr. steel gun mounted on its wooden carriage.

15. Grice's wooden gun carriage. 16. IX-inch carriage and slide (Ward's). 17. 12-pdr. boat carriage.

CLASS B.-HOWITZERS, GATLING GUNS,

ETC.

1. 20-pdr. rifled bronze gun on a wooden carriage.

2. 24-pdr. smooth-bored howitzer on a boat carriage.

3. 3-inch wedge-breech breech-loading rifled gun (1874).

4. 3-inch screw-breech breech-loading rifled gun.

5. Long Gatling gun.

6. 12-pdr. boat-howitzer (light).
7. 12-pdr. boat-howitzer (heavy).
8. 12-pdr. rifled howitzer (heavy).
9. "Nugent" gun.

10. De Brame's revolving gun, patented July 2, 1861.

11a and 11b. Small Spanish guns cast about 1490, brought to America and used by Cortez in the conquest of Mexico.

12. Billinghurst battery.

13. Floyd's rifled breech-loader. 14. Small iron carronade (old). 15. Small iron carronade (old). 16. Screw-breech breech-loading rifled steel howitzer. 17. Short Gatling gun.

18. Light 12-pdr. smooth-bored howitzer on boat carriage.

CLASS C.-SMALL ARMS.

1. U. S. flint-lock musket (1810).

2. Harper's Ferry rifle (1815).

3. Virginia musket, flint-lock (1816).

4. Virginia musket, percussion lock (1818).

5. Smooth-bored flint-lock musket (Richmond, Va.).

6. U. S. flint-lock musket (1812).

7. Virginia musket, percussion lock (1818).

8. Springfield flint-lock musket (1823). | 9. Wickham flint-lock musket (1826). 10. Springfield flint-lock musket (1827). 11. Flint-lock musket (E. W. Have, 1830).

12. Percussion-lock musket (G. S. Pots. dam, 1833).

13. Harper's Ferry breech-loading flintlock rifle (J. H. Hall, 1834).

14. Springfield percussion-lock musket (1836).

15. North's breech-loading rifle (1836).
16. Harper's Ferry flint-lock rifle (1838).
17. Hall's breech-loading rifle.
18. North's percussion carbine (1840).
19. Prussian musket (1842).
20. Harper's Ferry musket (1842).
21. Jenks' breech-loading rifle (1843).
22. Breech-loading carbine, long (Jenks').
23. Navy flint-lock musket altered to
percussion musket.

24. Jenks' breech-loading rifle (1844).
25. Breech-loading carbine (North).
26. Jenks' carbine, short (1845).
27. North's carbine (1846).

28. Sharps carbine (1848).

29. Sharps carbine (1848).

30. Sharps carbine (1848).

31. Springfield musketoon, furnished by Union Defense Committee (1848).

32. Sharps carbine (1848).

33. Rifle musket (Robbins & Lawrence). 34. Springfield cavalry carbine. 35. Tower musket (1851).

36. Smooth-bored cadet's musket (Harper's Ferry).

37. Wandel rifle (1852).

38. Springfield breech-loading musket

OOD.

39. Palmetto armory musket, Columbia, S. C. (1852).

40. Enfield musket (1852).

48. Breech-loading carbine (J. H. Merrill).

49. Breech-loading carbine (J. H. Merrill, 1856).

50. Maynard's carbine (1846).

51. Maynard's breech-loading carbine. 52. Maynard's breech-loading carbine (1856).

53. Burnside's breech-loading carbine. 54. Breech-loading carbine (L. H. Gibb) 55. Springfield rifle (1857). 56. Remington musket (1857). 57. Breech-loading rifle (Greene). 58. Breech-loading carbine (Smith). 59. Breech-loading carbine (Greene). 60. Colt's revolving rifle (1850). 61. Colt's revolving rifle (1850). 62. Colt's revolving rifle and bayonet. 63. Colt's revolving rifle (1857), 64 Merrill's breech-loading carbine (1858).

65. Harper's Ferry musket broken by a shot (1858).

66. Plymouth rifle with tape primer (1858).

67. Merrill's breech-loading rifle and

saber-bayonet.

68. Merrill's breech-loading repeating

rifle.

69. Starr's breech-loading carbine. 70. Burnside's breech-loading rifle. 71. Tower musket, flint lock.

72. Plymouth rifle broken by a shot

(1858).

73. Sharps breech-loading rifle. 74. Sharps breech-loading rifle (1859). 75. Sharps breech-loading rifle (1859). 76. Sharps breech-loading rifle (1859). 77. Lindner's breech-loading carbine. 78. Tower rifle and sword - bayonet (1859.)

79. Sharp & Haukins carbine (1859). 80. Sharp & Hankins eech-loading carbine.

81. Sharp & Hankins rifle carbine.

rifle.

83. Sharp & Hankins breech-loading rifle (1859).

84. Sharp & Hankins breech-loading rifle (1859).

85. Lindsay's rifle with two hammers (1860).

86. Harper's Ferry rifle (1860).

87. Gallagher's breech-loading carbine. 88. Spencer's breech-loading repeafing rifle.

89. Springfield rifle, U. S.

90. Tower rifle (1861).

91. Tower rifle (1861).

92. Tower rifle (1861).

93. Ballard's breech loading carbine. 94. Tower rifle (1861).

95. Cook & Bro. rifle (1864).

96. Gwyn & Campbell's breech-loading carbine.

97. U. S. rifle (Whitneyville, 1864). 98. Palmer's breech-loading carbine, 99. Prussian musket. 100. Vincennes rifle.

101. Spencer's breech-loading carbine. 102. Whitney rifle.

103. Rifle (unknown).

104. Walter's breech-loading rifle. 105. Sporting rifle.

106. Greene's breech-loading rifle (1857). 107. Joslyn's breech-loading carbine. 108. Perry's breech-loading carbine. 109. Joslyn's breech-loading rifle. 110. Joslyn's breech-loading rifle. 111. Vincennes rifle and saber-bayonet. 112. Perry's breech-loading carbine. 113. Remington's breech-loading carbine. 114. Remington's breech-loading carbine. 115. Remington's breech-loading carbine. 116. Springfield musket, altered, and bay

onet.

117. Springfield musket, altered. 118. Remington's breech-loading rifle and bayonet.

119. Remington's navy rifles, with sword bayonet, cal. 0.50 inch (1868).

120. Remington's navy carbines, cal. 0.50 inch (1866).

121. Remington's carbines.
122. Remington's navy carbines.
123. Springfield shoulder pistol.

124. Roman sword.

125. Remington's carbine (old pattern).

127. Porter's rifle.

128. Cutlass (U. S. N.).

129. Officer's cutlass (U.S. N.).

130. Remington's carbine (old pattern). 131. Saber-bayonet and scabbard.

132 Saber-bayonet and scabbard.
133. Revolver (Savage).
134. Saber bayonets.
135. Revolver (Joslyn).
136. Sword-bayonet.

137. Saber-bayonet and scabbard.
138. Revolver (Allen & Wheelock).
138a. Saber-bayonets.

139. Revolver (Starr).

140. Saber-bayonet and scabbard. 141. Saber-bayonet.

142. Remington's pistol, nickel-plated (1866).

143. Common bayonets.

144. Remington's breech-loading pistol. 145. Common bayonets.

146. Remington's pistol (1866).
147. Common bayonets.
148. Common bayonets.

149. Common bayonets.

150. Virginia muskets, flint lock (1817). 151. Remington's navy rifles, cal. 0.50 inch

(1874).

152. Virginia musket (1818).

153. U. S. flint-lock musket.

CLASS D.-HEAVY AND LIGHT PROJECTILES.

1. 200-pdr. Globe shell (Stafford).
2. 150-pdr. Dahlgren hollow shot.
3. 30-pdr. Dahlgren steel bolt shot
4. 50-pdr. Dahlgren steel bolt shot.
5. 50-pdr. steel shot (Holroyd).
6. 12-pdr. shot (Dahlgren).
7. 20-pdr. shot (Dahlgren).
8. 20-pdr. hollow shot (Dahlgren).
9. 50-pdr. hollow shot (Dahlgren).
10. 30-pdr. shot (Dahlgren).
11. 50-pdr. shot (Dahlgren).
12. XV-inch solid shot.
13. XV-inch shrapnel.

14. XV-inch shell (3 fuze-holes).
15. 50-pdr. shell (Dahlgren).

16. 12-pdr. shell (Dahlgren).

17. 12-pdr. grape (Dahlgren).

18. 200-pdr. sub-caliber shot (Stafford). 19. 150-pdr. sub-caliber shot (Stafford). 20. 200-pdr. sub-caliber shot (Emery).