Columbia Encyclopedia

(Encyclopedia) radio range, geographically fixed radio transmitter that radiates coded signals in all directions to enable aircraft and ships to determine their bearings. An aircraft or ship can determine its line o...

(Encyclopedia) Mackay, John William măkˈē [key], 1831–1902, American financier, b. Dublin, Ireland. He immigrated to the United States in 1840. In 1859 he joined the rush to Nevada, where silver had been discov...

(Encyclopedia) Washo wäˈshō [key], Native North Americans occupying the region around Washo and Tahoe lakes in W Nevada and E California in the mid-19th cent. The Paiute were their inveterate enemies; before the ...

(Encyclopedia) turquoise, hydrous phosphate of aluminum and copper, Al2(OH)3PO4·H2O+Cu, used as a gem. It occurs rarely in crystal form, but is usually cryptocrystalline. Turquoise is opaque and has a waxy luster; ...

(Encyclopedia) mountain goat: see Rocky Mountain goat. ...

(Encyclopedia) Chihuahua chēwäˈwä [key], state, 94,831 sq mi (245,612 sq km), N Mexico, on the border of ...

(Encyclopedia) mountain beaver, stout, short-limbed North American rodent, Aplodontia rufa, not closely related to the true beaver. Also called sewellel beaver after the Chinook word for a robe made from its pelts, ...

(Encyclopedia) United States Government Printing Office: see Government Publishing Office, United States. ...

(Encyclopedia) United States Government Publishing Office: see Government Publishing Office, United States. ...

(Encyclopedia) Government Printing Office, United States: see Government Publishing Office, United States. ...