Dr. Calvin B. Bridges with his chart of flies, Los Angeles County, 1932-1935

Item Overview

Title

Dr. Calvin B. Bridges with his chart of flies, Los Angeles County, 1932-1935

Date Created

1932-1935

Date

1932/1935

Publisher

Los Angeles Times

Language

No linguistic content

Collection

Los Angeles Times Photographic Collection

Notes

Description

Dr. Bridges uses a pen to point at a spot on the chart depicting the flies.
Flies have been used for experimentation to develop a greater understanding of heredity and genes.
Photograph appears with the article, "What's New in the Progress of Science," Los Angeles Times, 17 Mar 1935: J16.

Caption

Text from newspaper caption: Dr. Calvin B. Bridges of Caltech with map that discloses location of the genes, or inheritance unit carriers, in the four chromosomes of the fruit fly. The scientist is pointing to a band composed of genes, including one that determines certain wing structure. Segments of two of the chromosomes are shown, appearing as striped sticks of candy. This chart was prepared for Carnegie Institution exhibit on the basis of fly-breeding experiments.
Handwritten on negative: Dr. Calvin B. Bridges.
Text from negative sleeve: BRIDGES, CALVIN B. DR. CAL. TECH. 1932 X

Physical Description

Extent

1 photograph

Medium

b&w nitrate negative

Keywords

Genre

cellulose nitrate film
news photographs

Names

Bridges, Calvin Blackman, 1889-1938

Location

Los Angeles County (Calif.)

Resource type

still image

Subjects

Flies--California
Scientists--American--California--Los Angeles County