Proceedings of the American Academy of Arts and Sciences, Volumen74Metcalf and Company, 1942 Vol. 12 (from May 1876 to May 1877) includes: Researches in telephony / by A. Graham Bell. |
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Página 39
... material is indicated . SrSe . Two different batches of material were used . The first was made specially to order by a chemical supply house . With this two set - ups were made , separated by an interval of about a month . The first ...
... material is indicated . SrSe . Two different batches of material were used . The first was made specially to order by a chemical supply house . With this two set - ups were made , separated by an interval of about a month . The first ...
Página 41
... material . PbSe . The material was especially made by MacKay . Two set - ups were made at both tem- peratures . There is a transition at both tempera- tures between 40,000 and 45,000 with a volume change between one and two per cent ...
... material . PbSe . The material was especially made by MacKay . Two set - ups were made at both tem- peratures . There is a transition at both tempera- tures between 40,000 and 45,000 with a volume change between one and two per cent ...
Página 47
... material is afforded by the agreement of the results obtained with the different set - ups , but with so many materials there must be some examples of fortuitous unusual combinations of errors . Judged in this way , different materials ...
... material is afforded by the agreement of the results obtained with the different set - ups , but with so many materials there must be some examples of fortuitous unusual combinations of errors . Judged in this way , different materials ...
Contenido
The Measurement of Hydrostatic Pressure to 30000 kgcm² By P W BRIDGMAN | 1 |
The Linear Compression of Iron to 30000 kgcm² By P W BRIDGMAN | 11 |
The Compression of 46 Substances to 50000 kgcm² By P W BRIDGMAN | 21 |
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abdomen Acad Academy aedeagus Allotype Amer Anal plates antennae apparatus Banks basal Boston Brookline bulb capillary carboloy chap Charles chih Class coefficient Committee Comparative Zoology compression constant correction costal area curved dark brown determined distal dorsal view E. P. Kohler equation error female FIGURE Fore wing Fund gas thermometer genus gradate veins Hemerobiidae Hemerobius Henry Hind wing Holotype hsien hyaline Ibid inner gradate insect July kg/cm² Killington lateral view length light brown liquid maculations manganin manometer margin material measurements median meeting meniscus mercury mesonotum method Micromus Museum of Comparative Nearctic Neuroptera Nordegg P. W. Bridgman piezometer piston plates of male posterior present pressure vessel Proc Professor pronotum propodeum pterostigma room temperature scutellum Section set-ups short arm species specimens steel Sympherobius Table tenth sternite tergite thermal tion transition tube venation ventral vertex volume William Zoology