The SciencesNovember 1, 1951
Insects in Amber
In which the insect species that were trapped in the gum of pine trees 30 to 90 million years ago are compared with those caught in flypaper under similar conditions today
Stories by Charles T. Brues
The SciencesFebruary 22, 1913
Progress in a Puzzling Malady
The Stable Fly as the Carrier of Infantile Paralysis