A voyage towards the North pole undertaken by His Majesty's command, 1773 (1774) (14779793291)

Identifier: voyagetowardsnor00inmulg (find matches)
Title: A voyage towards the North pole undertaken by His Majesty's command, 1773
Year: 1774 (1770s)
Authors: Mulgrave, Constantine John Phipps, Baron, 1744-1792
Subjects:
Publisher: London, J. Nourse
Contributing Library: University of Pittsburgh Library System
Digitizing Sponsor: Lyrasis Members and Sloan Foundation



Text Appearing Before Image:
e, as reprefented inthe figure. L.L. L. Pieces of wood fcrewed to the lesrs, havincr cavities in them which embrace the pen-dulum-ball when the legs of the ftand arebrought together in order to be packed, asin fig. 3. M. - A flat piece of wood, under the ends of which are confined the fteel rods that conned theback leg of the ftands to the board G. G^when the ftand is packed. N. A tunir 181 i82 APPENDIX. Nl ■ - A turn-button, under which the line which carries the weights is put when packed for carriage.O. - A pin on which the weights are put when packed.P. _ The pulley and ratchet by means of which the machine is kept going whilft it is winding up.Q. - The weight that keeps the pendulum in motion.R. - The counter-weight. S. * The index which fhows the feconds on a divided circle fixed on the axis of the fwing- wheel.T. - The thermometer fufpended on a hook im- :: ■ mediately behind the pendulum wire.W. W. Two leather ftraps that fecure the whole when packed, as in fig, 3. NATURAL
Text Appearing After Image:
l82 APPENDIX. Nl ■ - A turn-button, under which the line which carries the weights is put when packed for carriage.O. - A pin on which the weights are put when packed.P. _ Thepulley and ratchet by means of which the machine is kept going whilft it is winding up.Q. - The weight that keeps the pendulum in motion.R. - The counter-weight. S. - The index which fhows the feconds on a divided circle fixed on the axis of the fwing- wheel.T. - The thermometer fufpended on a hook im- mediately behind the pendulum wire.W. W. Two leather ftraps that fecure the whole when packed, as in fig. 3. NATURAL Fio 2