1038 



Index. 



Paoe. 



Barren rye 221 



Baryta, white, lor paint 756 



Basements, light for 612 



Battery, picric acid for 690 



Beaver, the, as an engineer 675 



Bcecher's address at the close of the 



37th exhibition 133 



Bee culture 147, 154 



Beef, superior specimens of 362 



Beers' process of preserving wood. . 970 



' Bees and bee pasturage 160 



do king birds eat 148, 246 



feeding of, to promote breeding, 298 



keeping 542, 559 



wax , how made 556 



Beetles, blind 882 



Beet sugar, new process for making, 793 



Belladonna, detecting 815 



Bells , chime of 595 



Bender, on bridges 819 



Benzoic acid 733 



from napthaline 782 



Bergen, John G., death of 8, 232 



Bergh, Henry, resolutions in favor 



of 506, 521 



Berry press 149 



Bicarbonate of Soda 836 



Bilge-water indicator 742 



Bingham on the honey bee 154 



Biometry 1010 



Bismuth 610 



and phosphoric acid 599 



solidification of 897 



Bisulphide of carbon, hydrate 880 



Black band ore 667 



Blackberries, propagation of .. . 160, 354 



Blackberry, Kittatiny 249, 314 



Wilson 233, 314 



Black currants 265 



knot in cherry trees 552 



Blanching- of the hair 646 



Blast furnace, improvement in 683 



Blasting, nitro-glycerine for 697 



Bleaching of gum 577 



pressure in 672 



process for 597, 654 



Bliss on the circulation of the sap 



in plants 186 



Blister steel 699 



Blue grass 435 



Boa constrictor's food 572 



Boat for canals 702 



Bodily strength, decline of 768 



Boiler alarm gauge 697 



feeder, automatic 703 



Knowles' 85 



incrustation 614, 699, 702 



sectional, Root's 711 



Boilers, iron and cast steel 817 



low water detector for 950 



steam, defects in and remedy 850 



Bone fertilizer 348 



Bones, how to crush 378 



Boole's prepared egg 735 



Boots, pegged, to preserve 786 



Borneo camohor 753 



Pack 



Borneo earth food 647 



its climate and resources.. . 748 



Boron 561 



Botticher's pressure gauge 734 



Boudinot strawberry 182, 210 



Boyle's lens 1034 



submarine telescope 1028 



Bradlej', L., on anti-incrustation... 615 



tillurium 602 



telegraph relay .... 114 



D. W., on town clocks. ... 795 



Brandy, testing of 751 



Bread mixing machine 58, 238 



receipts for making 207 



Breech-loading rifles 610 



Brevoor's bilge-water indicator 742 



Brick houses, how to prevent their 



sweating 481 



Brick machine 710 



Seeley's 108 



Bridge, great arch of 600 



railroad 706 



over the East river 668 



Po river 563 



swing span for 706 



Bridgeport knitting machine .. . 329, 739 



Bridges 819 



Broadway Arcade railway 567 



Bronze and steel ordnance 697 



colored iron castings 751 



powders 1006 



Brooklyn and New York, union of. . 847 



Brown's low water detector 950 



washing machine 326 



Buckwheat for stock 266 



plowing in 272 



Buffalo, destruction of the 213 



Building material 149, 165, 650 



stone, concrete 901 



protection of. ..147, 151 



Buildings, elevation of 654 



foundation of 381 



roofs of 383 



size of timber for 382 



Bullet probe 708 



Burgum's try sqnare 703 



Burning glass, great 880 



Burns, creosote for 673 



Burton's fire escape 883 



Butter, how to keep, in summer 151 



making ...... 260, 268, 274, 298 



preservation of 147, - 151 



Butterworth's corn harvester 742 



c. 



Cabbage, club foot . . ; 253 



California wheat and flour 318 



Caloric engines 85 



Cameo engraving 581 



Camphor barometers 441 



storm glass 787 



Canada thistles, how to destroy. . . . 173 



Canal boat, improved 702 



improvement 765 



Cannon, Kru pp's 631^ 



