The SciencesLead Pencil Ends Scientific Search, Tiny Mosquito Fish Win and moreBy F. D. Mchugh on July 1, 1933AdvertisementABOUT THE AUTHOR(S)Recent Articles by F. D. MchughQuartz-Like Glass, New X-Ray Units for Fighting Cancer, and moreStopping The Marine Borer, Trunk-Size Refrigerated Container, and moreMachines Pick Cotton, But—