Aero-Sledding: Thrills From Winter Flight Devices
A novelty sport article describes aero-sledding as a fast growing winter thrill. It notes speeds from twenty to sixty miles per hour on frozen lakes or snow, promising access to new adventures for outdoors lovers. Details compare the aero sled to an automobile in design and performance, highlighting novelty, safety caveats, and growing popularity in northern winter resorts.
MENTIONED IN THIS ARTICLE
Caer
Noma Inki
Wore
Wintiz
Tee Doala
How the motor driven aero sled is built and steered
A historical description of a motor driven aero sled featuring a two cylinder horizontally opposed engine. It explains gearless simplicity, air cooling, ignition timing control, and a steel propeller guard. The text notes fuel flexibility, detachable crank, and priming cups for cold weather reliability.
MENTIONED IN THIS ARTICLE
Polnta
Curious Ways Animals Protect Themselves From Attacks
The text outlines how animals deter predators through armor like shells and spines, mimicry, speed, toxins, and warning colors. It notes external armor as less effective, cites examples such as oysters, starfish, and sea creatures, and explains sensory cues like smell and sight used to avoid danger.
Mystery of the Whip Crack and the Bullet Echoes
Report details experiments by Hiram Maxim and others on whip crack physics linking air currents to sound. Describes velocity thresholds around 1085 feet per second, bullet design tests, and observations of air shock waves and ionized spark phenomena, concluding near-silent shooting requires subsonic speeds and specific conditions.
MENTIONED IN THIS ARTICLE
Electria
Jensi¢ M. Jones
Ganton
Scientific American
Hutiesy
Hiram Miurey Maxim
Ailenerr
Sacie
Real effect of fear on health and disease
An examination of how fear influences health and disease, linking fear to hygiene, immune response, and even death. A medical writer notes fear as a dual force, capable of driving protective behavior yet capable of causing fatal anxiety in rare cases, illustrated by a New York doctor’s report of a death labeled as death from fear.
MENTIONED IN THIS ARTICLE
Benron
Pinto I
Jedig
Himeek
Yorke
Sidid
Darwin
Jamite
Siolis
Ag the
Nursta
Ifo Insurance Policie
Tie Tinal
Lesth
The Complexities of Skin Color and Pigmentation
A historical discussion outlines how skin color is tied to pigmentation and sweat gland development. It notes that darker skin often correlates with hot, sunny climates and high light exposure, citing examples from Africa and the Nubian desert to illustrate environmental influence on complexion.
MENTIONED IN THIS ARTICLE
Africa
Guinea
Restoring Fatigued Muscles Through Physiology
A historical abstract explains a method to boost labor yield in an elven group by alternating fatigue and rest. When one muscle group fatigues, another group is switched to work vigorously, increasing heart action and blood flow to remove fatigue products and deliver oxygen, partially restoring the first group's power.
Also Mentioned on This Page
Sciendtanalife
Lindo
Howe
Jenny Slant
Silumt
Larnon
Thampson
Ray
Nowgh Technicat
Selon
Olbalda
Theo
Willet
Carlridges
Hegan
Varlou
Nieve
Thene
Moo
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!