Spark camera captures bullets in flight at two millionths of a second
The U S Bureau of Standards unveils a spark camera by Philip P. Quayle that photographs bullets in flight at two millionths of a second. The device records stages of firing from barrel to gas escape and can show bullets piercing obstacles for armor-piercing research.
MENTIONED IN THIS ARTICLE
Ashington
War Department
United States Bureau of Standards
Philip P. Quayle
Bureau of Standards
Uncle Sam Grows Chaulmoogra Trees At Bell Station
The Department of Agriculture at Bell, Maryland propagates chaulmoogra trees to obtain oil for lep rsy treatment. About 670 plants grow in Maryland and over 2,000 have shipped to Hawaii, the Philippines, the Canal Zone and Porto Rico for tropical maturation. Joseph F. Rock, an agricultural explorer, began this work in 1920 after studying chaulmoogra uses in Burma and Siam.
MENTIONED IN THIS ARTICLE
Department of Agriculture
Bell
Maryland
Hawaii
Philippines
Canal Zone
Porto Rico
United States
Joseph F. Rock
Office of Foreign Seed and Plant Introduction
Burma
Siam
Mr. Rock
Asia
NCLE
SAM
American Dye Industry Flourishing in 1923 Census
The 1923 census of dyes and coal tar chemicals shows record output and price reductions. Domestic production rose to 93,667,524 pounds by 88 firms, with sales at 87,567,446 pounds valued at 47,223,161 dollars. Exports reached 17,924,200 pounds, valued at 35,065,207 dollars, as U S manufacturers expand capacity and compete with German sources.
MENTIONED IN THIS ARTICLE
Tariff Commission
Commission
Ruhr
United States
Nation's capital to add nearly a dozen memorials
Congress approves ten new monuments for Washington with plans for a Titanic memorial by Mrs. Harry Payne Whitney and a statue of Gen. San Martin arriving from Argentina. Other projects honor Bishop Francis Asbury, Civil War nurses, the Titanic heroes, First Division veterans, President Buchanan, Serenity gift, and Meade. A Theodore Roosevelt tribute is under congress consideration.
MENTIONED IN THIS ARTICLE
Gen. San Martin
George Washington
Argentina
America
Washington
Chile
Peru
Francis Asbury
Thomas Coke
United States
Ladies’ Auxiliary
Order of Hibernians
Potomac River
Harry Payne Whitney
Titanic Memorial Association
State and War Department
Buchanan
Meridian Hill Park
Charles Deering
Chicago
John Ericsson
Pennsylvania
George Gordon Meade
Congress
Theodore Roosevelt
Right Tightness for Auto Brakes
The article explains proper brake tightness and technique for safe stopping. It covers adjusting the brake band on the propeller shaft, balancing pedal and wheel effort, and driving practices to avoid skidding and loss of control. Emphasizes keeping wheels rolling and avoiding brake locking on declines.
Ammonia Destroys Finish on Auto Hoods
The article warns against using ammonia to brighten car finishes. Ammonia temporarily adds brilliance but slowly ruins enamel. Car manufacturers advise against exposing cars to stable conditions where manure emits ammonia.
Protecting Mudguards During Engine Repairs
During extensive engine work scratches and dents to mudguards occur. A protective cover of heavy cloth or imitation leather can shield the fender from tip to mounting point on the running board.
Spare Tire Covers Extend Life and Style
Motors Life notes that tires stored unprotected for a year lose about 2000 miles of life, while a rubberized fabric cover preserves strength, keeps tires looking neat, is waterproof and washable, and comes in color options to match the car finish.
Spring Wheel Adapted for Huge Motor Trucks
In Illustrations the invention by W J Davis of Redig South Dakota adapts a wheel for heavy motor vehicles. A resilient mechanism between rim and hub cushions the hub from the rim. The design uses an inner wheel with hub rim and spokes, plus an outer concentric rim carrying a solid tire. Plate springs connect inner and outer rims and coil springs pass through the plate springs to link them.
MENTIONED IN THIS ARTICLE
Tre Scientific American
W. J. Davis
Redig, S. D
Automobile Facts and Roadside Maintenance Tips
A practical note on car care highlights yearly radiator hose changes and spark plug wear. It warns misfiring from readjustment neglect and explains clutch trouble from spinning bearings. It mentions passing at curves and humorous insurance thoughts, plus a traveling barber truck in Wisconsin.
Iowa News Roundup Highlights State Conferences And Health
County representation is expected at the W C T U conference in Cedar Rapids on October 7. The 72nd Scottish Rite reunion will be held in Des Moines November 18-21. A nonopposition vote supported merging Iowa and Des Moines Methodist conferences. Des Moines reports lower unemployment aided by the labor department. The State Teachers convention meets in Des Moines November 6-8, marking the organization’s 70th year with 18,000 members. Reports note Iowa cities top typhoid freedom rankings, 65 bus lines exist statewide, and three more counties join tuberculosis eradication plans.
MENTIONED IN THIS ARTICLE
Iowa
Department of Labor
State Teachers Association
Des Moines
Muscatine
U. S. Public Health Service
State Department of Agriculture
Cass
Dickinson
Carroll
Guthrie
Iowa State College
Harrison County
Reuben Jackson
Missouri Valley
E. G. Kelsheimer
Henry County
Paul Satliff
Mt. Pleasant
B. B. Fulton
Mills County
Bert Dunn
Emerson
F. D. Butcher
Iowa Population Compared to Western States
In Iowa two and a half million people equal the combined populations of North Dakota Wyoming Montana Arizona and Nevada. The state shows high literacy automobile ownership and home ownership, proving they live well.
MENTIONED IN THIS ARTICLE
Iowa
North Dakota
Wyoming
Montana
Arizona
Nevada
Also Mentioned on This Page
We Affairs
Uncle Sam
United States Public Health Service
Carville
Buzzards Bay
Massachusetts
Louisiana
New Orleans
Molokai
Erwin Greer
Greer College of Automotive Engineering
Sheboygan
Wis
Hawkeye
State News
Moscow
Union
Cambridge
Mass
Geo. Washington
President Coolidge
State Board of Health
Iowa City
Pierce
Buffalo
DES Moines Spectacle CO
Frankel Bidg
Des Moines, Laws
Des Moines Spectacle Company
Haarlem
Hall
F. J. Cheney & CO
Toledo
Ohio
London
Everly
Doan
Ferdinand Fritz
Sabula
Foster-Milburn Co., Mig. Chem
Buffalo, N. Y
This is just the beginning! Our collection holds over 300 years of history, including rare newspapers, obituaries, marriage records, birth records, and so much more—most of which you won’t find anywhere else!