How Our Preparedness for War Depends on Chemicals
An excerpt discussing the critical role of chemicals in wartime readiness. It outlines three classes of explosives, explains how gunpowder and propellants work, and notes that uniform pressure and temperature are essential for reliable artillery performance. The passage stresses the U S dependence on securing vast chemical supplies for ammunition.
MENTIONED IN THIS ARTICLE
Europe
Germany
United States
M. C. Whitaker
Columbia University
Explosives and Sulphuric Acid Behind World War Efforts
The article discusses detonatable explosives such as picric acid and T N T, their historical use, and the dependence of war industries on sulphuric and nitric acids. It notes the critical raw materials like Louisiana Texas sulphur, pyrites from Spain Portugal, and Chilean nitrates, stressing supply risks and industrial needs in wartime America.
MENTIONED IN THIS ARTICLE
Turpin
France
England
Melville
Germany
United States
Europe
America
Liege
Rittman Process
Pittsburgh
Louisiana
Texas
Spain
Portugal
Chile
Making It Safe to Eat Away from Home
An editorial urges strict health checks for food handlers in hotels, clubs, and restaurants. It cites New York City efforts to test cooks and waiters for tuberculosis typhoid exposure and other infectious diseases, detailing physical exams and lab testing to prevent contamination.
MENTIONED IN THIS ARTICLE
Health Department of
New York City
Bees Taste and Smell Share One Sense in Honey Bees
Dr. N. E. B. McIndoo of the Government Bureau of Entomology reports that honey bees perceives taste through their sense of smell. In tests with vinegar lime sulfur kerosene and other substances bees show likes and dislikes and can distinguish among types of honey. The study indicates taste may be a phase of olfactory sense and notes related observations on bee digestion and saliva aided solvent effects.
MENTIONED IN THIS ARTICLE
N. EB. McIndoo
Government
Bureau of Entomology
Science
MccIndoo
McIndoo
New Posture Guidance Urges Horizontal Baby Start
Physicians advise babies under six months should remain horizontal and avoid sitting in carriages. When able, modify the go cart with springs for balance and emphasize abdomen development through free movement. Loose clothing aids digestion and early tummy time is recommended, with caution against habitual sitting or stooping play. The Good Posture Suit aims to prevent deformities in school ages.
MENTIONED IN THIS ARTICLE
American Posture League
First Kiss History: From Erasmus to a Cross X
A historical sketch traces kissing from Erasmus’s medieval Latin note to the St Andrew’s Cross used as a kiss symbol. It notes the Leyden museum manuscript, the evolving pictographic X formed by lips, noses, and chins, and how the kiss motif became the familiar X in letters and hearts.
MENTIONED IN THIS ARTICLE
Adam
Eve
Cleopatra
Erasmus
Europe
Faustus
Britain
Daedalus
Leyden
Holland
The
Star Company
Great Britain
Lemon Juice in Salads and Other Domestic Tips
A collection of practical home care notes suggests using lemon juice in fruit and fish salads as a preferred acid. It also offers quick grooming for a cat with a cheap wire hair brush, methods to remove ink stains from carpets using blotting paper and hot milk, and cleaning Holland blinds with a soft brush and stale bread crusts.
Cleaning Instructions for Water Bottles
To clean water bottles add tea leaves salt and vinegar then fill half with water. Rinse thoroughly by swirling several times and pour away. Wash in cold water, drain by turning bottle upside down, and wipe the exterior with a dry cloth.
Global Wheat Harvest Calendar Through the Year
The article lists a worldwide sequence of wheat harvest months by region. January brings cuts in Argentina and New Zealand, February and March in the East Indies and Egypt, April in Cyprus Asia Minor Persia and Cuba, May in China and Japan, June as the peak with Turkey Greece Spain and Southern US, July in northern US Austria Germany and parts of Russia, August in Great Britain, September and October in Sweden and Norway, and November and December in Peru and South Africa.
MENTIONED IN THIS ARTICLE
New Zealand
East Indies
Egypt
Cyprus
Asia Minor
Persia
Cuba
China
Japan
Turkey
Greece
Spain
France
America
Austria
Germany
Russia
Great Britain
Sweden
Norway
Peru
South Africa
All Birds as Imitators in the Animal World
The ostrich roars in lion country to imitate the roar it admires. Buntings mimic pipits and greenfinches mimic yellowhammers while wintering together. Jays imitate many birds and even lamb bleats and horse neighs. The nightingale sometimes borrows phrases from others in its song.
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!