Description | Fair copies of five papers by Benjamin Robins. 1. 'Of the resistance of the air', p.1-3. 2. 'Of the Resistance of the Air together with the Method of computing the motions of Bodies projected in that Medium', pp.7-31. 3. 'An account of the Exoperiments relating to the Resistance of Air exhibited at different Times before the Royal Society in the Year 1746', pp.33-59. 4. 'Of the Force of fired Gunpowder together with the computation of the Velocities thereby communicated to military Projectiles', pp.61-74. 5. A comparison of the experimental ranges of Cannon and Mortars with the theory contained in the preceeding papers', pp.75-89. |