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Road Construction – Radiophone

Road Construction

DETROIT RICE FIELDS IN CHINA TRANSPLANTING RICE, JAPAN Opposite page 100, Vol. VIII RICHMOND, VIRGINIA TRINITY CHURCH, NEWPORT, R. I.

INTERIOR OF COLISEUM

Royal Gorge

COLORADO Opposite page 164, Vol. VIII CANAL IN ROTTERDAM RUBBER TREE IN CEYLON VULCANIZING RUBBER TIRES Opposite page 164, Vol. VIII TAPPED RUBBER TREE RUBBER TREE IN CEYLON ST. LOUIS, MISSOURI AIR VIEW OF SAN FRANCISCO Opposite page 276, Vol. VIII LIST OF ILLUSTRATIONS

Raccoon Dog

in zoölogy, the Nyctereutes procyonides, somewhat resembling a raccoon in appearance. Also, any dog trained to chase or hunt raccoons, for which task peculiar sagacity is necessary in the dog in order to preserve himself from injury.

Raccoon River

a stream in Iowa, rises in Buena Vista co., runs S. E., intersects Sac, Carroll, Greene, and Dallas counties, and enters Des Moines river at the city of Des Moines. Its length is estimated at 170 miles.

Raceme

in botany, a kind of inflorescence, in which the flowers are on simple stalks distinct from each other, and arranged around a common axis.

Racemose Glands

glands in of a number of smaller lobules. which the secreting cavity is made up

Racine

a city and county-seat of Death."

Radcliffe College

an educational non-sectarian institution in Cambridge, Mass., for women; founded in 1879; reported at the close of 1919:

Professors and instructors, 128; students, 561; president, L. R. Briggs, LL. D. D.

Radhanpur

chief town of a protected state in Bombay presidency, India, 150 miles N. W. of Baroda. It is surrounded with walls and incloses a fortified castle, the residence of the native prince. The state of Radhanpur has an area of 1,150 square miles. Pop. about 100,000.

Radiata

in zoölogy, a term introduced by Cuvier, in 1812, for the lowest of his great groups or embranchments.

He described them as having radial instead of bilateral symmetry, apparently destitute of nervous system and sense

Radiolaria

in zoölogy, according to E. Ray Lankester, a class of Protozoa, protoplasmic body of the dominant amœba phase has the form of a sphere or cone, and incloses a spherical or coneshaped perforated shell of membranous consistence, known as the central capsule, and probably homologous with the perforated shell of a Globigerina. sh

Radiophone

a word that applies to any invention that transmits or produces sound by means of radiant energy , particularly a device similar to the photophone, whose receiver is a block of vulcanite, with no telephone, the vibratory contraction and expansion being produced by the heat of the beam while vibrating, which is accompanied by an audible sound.