New Machines and Gadgets Bulletin 377 Overview
A roundup of innovations includes a baby bottle with a conical top nipple cover to resist breakage and regulate milk temperature, a vaporizing device from the U S Department of Agriculture to humidify air in poultry houses and homes, an aircraft slot antenna for radar altimeters that reduces drag, a home made coin collector for street meters, plastic cement bonding wires to paper and many materials, and a request for a three cent stamp to obtain Gadget Bulletin 377 from Science Service.
MENTIONED IN THIS ARTICLE
Baby
U. S. Department of Agriculture
Science Service
N St
N. W
Washington, D. C
Earth's Own Stars Asters Bloom In Late Summer Gardens
Early writing highlights wild asters, 200 species across continents. The Greek root aster means star, fitting for a plant that often bears blue rays. Easy to cultivate with moderate watering and ample sun, asters flourish from mountains to marshes in home gardens.
Streptomycin First Drug Promising in TB Fight
A discussion of streptomycin as a new antibiotic showing promise against tuberculosis and pneumonic plague. It covers early human trials, cost, dosing, resistance concerns, and safety issues including vertigo and ear effects, with historical context on penicillin and sulfa drugs.
MENTIONED IN THIS ARTICLE
W. H. Feldman
H. Corwin Hinshaw
Mayo Clinic
Waksman
American Medical Association
Science Service
Collect Harvest Time's Seeds and Fruits By Science Service
Autumn brings fruit and seed gathering for study with tips on drying handling and storing nuts pods and fleshy fruits. Distinguish fruits from seeds, soak to soften coats, and use small boxes en route to a tabulated comparison of species.
MENTIONED IN THIS ARTICLE
Kentucky
Science Service
Artificial Ear Tests Hearing Aids for Precision Evaluation
An artificial ear from Maico Company measures how much sound enters a hearing aid’s receiver by placing the aid at a fixed distance from a speaker in a near silent sound room lined with felt. The setup records output and input to compute the net amplification, enabling precise testing beyond human listening.
MENTIONED IN THIS ARTICLE
Maico Company, Inc
Science Service
Antibiotic Box Score From Penicillin and Streptomycin Results
Medical box score shows death rates by disease under penicillin and streptomycin treatment. Anthrax 0 percent pneumonia under 5 percent bacillary infections 10 percent mediastinitis 15 percent cavernous sinus thrombosis 15 to 30 percent hemolytic streptococcus infections 20 percent gas gangrene 25 percent staphylococcus 25 percent non hemolytic streptococcus 30 percent influenza bacillus meningitis 30 percent meningitis due to pneumococcus staphylococci and streptococci 30 to 40 percent.
Four Leaf Clover Propagation by Rooting Cuttings
Junior Scientists can raise four leaf clover leaves by rooting two node cuttings in a peat moss sand mix with garden soil. Plant in moist fertile soil and add dried cow or sheep manure for nutrients. Trees and soil quality influence leaflet number and luck factors remain superstition.
MENTIONED IN THIS ARTICLE
Science Clubs of America
U. S. Department of Agriculture
Science Service
Removing Metal Stains With Acids Not Bleach
The U.S. Department of Agriculture advises using mild acids to remove metal stains such as rust from fabrics. Bleaches including chlorine or perborate can oxidize the stain, making it harder to remove while lemon juice or similar acids dissolve it.
MENTIONED IN THIS ARTICLE
U. S
Also Mentioned on This Page
Earth’s
By Science Service
Medicine
Karl F. Meyer
University of California
China
India
Meyer
Merck Co
By Joseph H. Kraus
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