51. A Rule of Gradation 49 52. A mystical jangling of Bells _ib._ 53. An hollowing of a Water Screw 51 54. A transparent Water Screw _ib._ 55. A double Water Screw 52 56. An advantageous change of Centres 53 57. A constant Water-flowing and ebbing motion 55 58. An often discharging Pistol 57 59. An especial way for Carabines 58 60. A Flask Charger _ib._ 61. A way for Musquets 59 62. A way for a Harquebus, a Crock _ib._ 63. For Sakers and Minyons _ib._ 64. For the biggest Cannon 60 65. For a whole side of Ship-musquets _ib._ 66. For guarding several Avenues to a Town 61 67. For Musquetoons on Horseback 62 68. A Fire Water work _ib._ 69. A triangle Key 64 70. A Rose Key 65 71. A square Key with a turning Screw _ib._ 72. An Escutcheon for all Locks _ib._ 73. A transmittible Gallery 67 74. A conceited Door 68 75. A Discourse woven on Tape or Ribbon _ib._ 76. To write in the dark 69 77. A flying Man 69 78. A continually going Watch 76 79. A total locking of Cabinet Boxes 77 80. Light Pistol Barrels 78 81. A Comb conveyance for Letters _ib._ 82. A Knife, Spoon, or Fork conveyance 79 83. A Rasping Mill _ib._ 84. An Arithmetical Instrument _ib._ 85. An untoothsome Pear 80 86. An imprisoning Chair 81 87. A Candle Mould 82 88. A Coining Engine 84 88. A Brazen Head 85 89. Primero Gloves 89 90. A Dicing Box _ib._ 91. An artificial Ring-horse 90 92. A Gravel Engine 93 93. A Ship raising Engine 94 94. A pocket Engine to open any Door 95 95. A double Cross Bow _ib._ 96. A way for Sea Banks 96 97. A perspective Instrument 98 98. A semi-omnipotent Engine 99 99. A most admirable way to raise Weights _ib._