Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 976
anous wall to the air-tubes, so that the spirewinds between their inner and outer coats. When a portion of oneof the great trunks with some of the principal branches of thetracheal system has been dissected out, and so pressed in mountingthat the sides of the tubes are flattened against each other… … 920 INSECTS AND AEACKSIDA
Microscopy
Internet Archive · Wellesley College Library · Public Domain Mark 1.0. Free to use for anything.
