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. |
Contenido
The Elastic Scattering of Fast Electrons by Heavy Elements By J H BARTLETT | 51 |
R E WATSON | 53 |
Fossil Parasitic Hymenoptera of the Family Scelionidae from Baltic Amber By C T BRUES | 69 |
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Términos y frases comunes
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 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 Rumford scutellum Section set-ups short arm Sisyridae species specimens steel Sympherobius Table tenth sternite tergite thermal tion transition tube ventral volume William Zoology