INDEX.
759
Bianchinj, G., 567, 6S7, 704.
Bianconcini, Count, 33, 99.
Bibbs, T., and Co., 218.
Bichromate of Potasii. —See Potash, Bichromate of.
Bickford, Smith, and Davey, Messrs., 9.—See also SafetyPuses (Mines ).
Biddle, —, 228.
Biddle, D. (Juror'), xxix, xxxii. (Exhibitor), 476.
Biddle, J., 479, 507.
Biddell, G. A., 507.
Biddulph, J., 13.
Biden, J. and F., 520.
Bidwell. J. G., 148.
Biegel, J., 31.
Bielefield and Co., 549, 714.
Bienert, D., and Son, 151.
Bietry and Son, 356.
Bigaglia, P., 43, 536, 675.
Bigelow, —, 474.
Biggin and Sons, 490.
Biggs, 11. 'W'., and Sons, 478.
Bigotti, L., 686.
Bihet, II., 166.
Billiard Tables. —Excellent tables exhibited, 546. Inlaidcues, ib. Tables of British manufacture, of simplerconstruction than the foreign, but solid and of excellentworkmanship, ib. Awards to exhibitors, 550, 551.Tables wholly constructed of slate, a great improve-ment on the ordinary tables, 571, 572. Slate longemployed for the bed of the table, 571.
Billiet and lluot, 360.
Billson and Haines, 478.
Bingham, —, 279.
Binny and Konaldson, 410.
Biolley, F., and Son, 352.
Bird, A., 507.
Birch, J., 201, 204.
Bird, E., 564.
Bird, W. (Juror), xxix.
Bird, W. and Co., 9.
Birkenyaiig and Binsfeld Hammer Foundries (Stolberg),pigs of lead and zinc, and cake of silver from, 31.
Birkin, It. (Juror), xxix. xxxiii. (Exhibitor), 197, 204,476, 748.
Birkmann, —, 450.
Birnbaum, J., 99.
Birnie, A., 218.
Birrell, D., 371, 730.
Bischof and Rhodius, 42, 43.
Bischoff Brothers, 367.
Bischoff, C. and J., 365.
Biscuit. —See Porcelain.
Biscuit Bf.f.f. —See Soups , §'c., Portable.
Biscuit-making Machines. — Set of effective machines formanufacturing biscuits, 202. Model of biscuit-makingmachine, ib.
Biscuits— Samples of, from Canada , 54. From Van Die-men’s Land, 55.
Bishop, J. C., 325, 334.
Bishop, Sir II. (Juror and Associate), xxv, xxvii, xxix.
Bishop, T., 81, 82.
Bisiaux, —, 476.
Bisse, L. E., 83.
Bissen, 11. "NY., 685, 706.
Bitumen. —Collection of specimens of, from Trinidad, 17.Specimens of bitumen, and various products obtainedfrom its distillation, 32, 47. See also Asphalte .
Bituminous Shale . —Rectified products of the distillationof, exhibited, 45. This manufacture has attained moresuccess in France than in England; reasons thereof, ib.
Black, B., 507
Black, Dr., 295.
Black, J., 198, 204,
Black, J., and Co., 459.
Black, J. R. (Juror\ xxvii.
Blackburn, B., 558.
Black Flint—U sed in glass-making; gives the name toflint glass, 524.
Black Lead Pencils. —Mode of manufacture of black-leadpencils. 3. First quality is known in commerce as“ Brookman’s,” ib. Sources of supply of graphite, ib.Methods pursued by Mr. Brockedon for consolidatingthe powder of graphite described, 3, 4. Objects exhi-bited by Mr. Brockedon relating thereto, 4. Use ofplumbago for making black-lead pencils, 450. Bestplumbago produced from the Cumberland miues, ib. 1
Inferior plumbago found in other places, ib. Mordan’spatent pencil and pencil-cases, ib. Improvementseffected in the manufacture of pencils of late years, ib.Qualities necessary in good pencils, 450. These requi-sitions completely provided for, ib. N umerous specimensexhibited, ib. Specimens exhibited and awards madeto exhibitors, 452, 453, 454, 455.
Blackburn, M. A., cxx.
Blacking. —Specimens of blacking and varnishes referredto, 47. This compound in all probability a very recentinvention, 630. A mixture somewhat similar used iuancient times, ib. Liquid blacking first imported intoFrance from England, 631. Extensive scale of theestablishment of Messrs. Day and Martin, ib. Establish-ment of li. "Warren, ib. Blacking consists essentiallyof two principal components, description thereof, ib.Process of bottling, ib. Manufacture of paste blacking,ib. Contributions of the blacking makers of the BritishColonies, United States, France, Prussia, Sardinia , andthe United Kingdom , 631. Classification of the exhi-bitors and the various countries, 632.
Blacking Bottles —Description of, having the property ofresisting the action of the blacking, 541.
Blackmore, M., 395.
Blackmore, W., 202.
Blackwell, S., 7.
Blackwell, S. and R, 394.
Blaeser, G., 503.
Blaews, —, 406.
Blair, D., 95.
Blake and Parkin, 486, 489.
Blake, W., 587.
Blakeley, E. T., 379
Blakeslee, J., 158.
Blanchard, —, 582.
Blanchet Brothers and Kleber, 428, 429, 432, 451.
Blank, E. (Juror and Associate), xxix.
Blankets. —Peculiar make of blankets exhibited fromTunis , 359. List of exhibitors of blankets; articlesexhibited and prizes awarded, ib.
Blanquart, E., 274, 276, 279.
Blanzy, Poure and Co., 503.
Blaquiere, —, 447.
Bleaching Paper. —See Paper , See.
Bleaching Powder— Samples of, 45, 46,47. Price thereofin Germany , 49.
Blech, Steinbach and Mantz, 459.
Bleckmann, J. E., 490, 507.
Bleekrode, Professor S., 43.
Bleibtreu, L., 43.
Bleuze, H., 78, 613.
Blews and Sons, 503.
Blind, Apparatus and Books for Teaching the.— Port-able typograph or writing machine, 311. Beautifulmechanical contrivance, ib. Description thereof, ib.Method of using it, ib. Machine for facilitating thewriting of the blind, ib. Printing machine, ib. Con-struction thereof, ib. Designer himself blind, ib. In-vention for teaching drawing and writing, ib. Simplicity
thereof, ib. Triangular alphabet, ib. Improvement onthe circular alphabet, ib. Gall’s writing apimratus, ib.Circular printing machine, ib.
Numerousinventionsand devices for the instruction of theblind, 413. Estimated percentage of blind persons tothe whole population, ib. Printing for the blind lookedupon as a curious or doubtful experiment a lew yearsago, ib. It is now established that books are true sourcesof profit and pleasure to them, ib. Brief historicalsketch of the origin and progress of printing for theblind, together with the present state of the art, 413-422. The whole credit of the invention of printing forthe blind belongs to France , 413. Establishment ol theInstitution Koyale des Jeunes Avcugles, ib. Ilaiiy'soriginal invention, and his hook, ib. Modification ofthe letters of Ilaiiy, and revival of the printing by Dr.Guillie, 414. List of elementary and other works pub-lished by him, 415. Advance of embossed printingunder Guillie, ib. List of books published by the In-stitution between 1821 and 1840, 415. Vicissitudes ofL’lnstitute des Jeunes Aveugles de Paris, 414. Re-organization and able management of the Institution,by M. Dufau, ib. List of works for the instruction ofthe blind published by M. Dufau, 41;>. Establishmentof an institution for the blind at \ ienna, in 1S04, 414.Institutions for the blind established at Berlin and St.Petersburg }!, in 1806, ib. First improvements made inembossed typography in Great Britain and the United