INDEX.

A.

Absolute motion, 43, 57.

Adams' spring wheels, 177.

Adjustable spanner, 320.

Air-bells, 181.

Air-vessels, 199.

Allen bed-plate, 450.

Ampère, 11.

Analysis, descriptive, 510.

Analysis, kinematic, 274.

Analysis of machines, 52.

Ancient lathes, 211, 602.

Ancient toothed-wheels, 603.

Ancient wheeled vehicles, 208, 599.

Anderssohn, 184.

Andrew, 377.

Animals as direct actors, 508.

Animals as prime-movers, 500.

Annular wheels, 263, 429, 433.

Anti-parallel cranks, 290, 571.

Approximate construction of element profiles, 160.

Aronhold, 57, 590.

Augmentation of chains, 341.

Automatics, 16.

Auxiliary centroids, 153.

Axis, instantaneous, 65, 79.

Axoids, 80.

Axoids of closed pairs, 92.

Axoids of conic crank-chain, 399.

Axoids, higher, 164.

B.

Babbage, (kin. notation), 249.

Bährens, 350.

Balanced valves, 475.

Ball, Prof., 591, 597.

Ball and socket joint, 553.

Ballista, 222, 459, 228.

Baker's blower, 417.

Beale, 363 r 365.

Becher, 406.

Bed-plates, 447.

Behrens, 420.

Belanger, 15, 80, 591.

Bellford, 368.

Bellows, 199.

Belts, 451, 539.

Belt-train, 183, 215, 261, 452.

Berthelot's knotted belt, 506.

Bishop, 386.

Blow-tube, 222, 228.

Bompard, 350.

Borgnis,10, 506.

Boring, 206, 214.

Boring in stone, 599.

Borrie, 365.

Bouché, 390.

Bow, 220, 228.

Bow-drill, 214.

Bow-lathe, 214.

Brackets, 447.

Brakes, 467.

Bramah, 378, 406.

Bramah lock, 565.

Brahmins, 205.

Broderip, 347.

Brotherhood's engine, 190, 347.

Broughton, 359.

Brown's steam-engine, 552.

C.

Caird and Robertson's steering-gear, 577.

Cam-chains, 460, 563.

Cam-pairs, 537.

Caméré, 365.

Camus, 154, 594.

Card-making machine, 490.

Cardanic circles, 119.

Cardioid, 119, 592.

Carnot, 9.

Cartwright's parallel-motion, 576.

Carving by wooden drills, 206, 599.

Catapult, 222, 228, 459.

Central polygon, 61.