'The Inventions of Professor Lucifer G. Butts, A.K.', Colliers Weekly
Tags: 1930; 1930-2-1; 1930s; Design and Invention; Engineering; Goldberg, Rube; Switching off steam
'The Battle at the Pumps', Colliers Weekly
Tags: 1930; 1930-2-1; 1930s; Competition; Energy; Energy Engineering; Engineering; Flynn, John T.; Oil
'Feathered Warrior', The New Yorker
Tags: 1930; 1930-2-1; 1930s; Biology; Cock-fighting; Markey, Morris; Zoology
'The religion of a scientist', Harpers
Tags: 1930; 1930-2-1; 1930s; Aesthetics; Allport, Floyd Henry; Philosophy; Religion; Religion and science; Science and religion; STS; United States
'Infantile paralysis', Harpers
Tags: 1930; 1930-2-1; 1930s; Childhood Diseases; Children; Diseases; Draper, George; Epidemics; Medicine; Poliomyelitis; Prevention; Reproduction and Development; Research; United States
'The loves of orchids', Harpers
Tags: 1930; 1930-2-1; 1930s; Biology; Charles Darwin; Evolution; Insect-plant relationships; Langdon-Davies, John; Orchids; Plants; Pollination; Reproduction
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