Photograph of a large equatorial by Merz and Mahler at the Pulkovo Observatory

Photograph of a large equatorial by Merz and Mahler at the Pulkovo Observatory, St Petersburg in Russia, 1876.

Details

Category:
Astronomy
Object Number:
1876-679
Materials:
paper
type:
black-and-white prints (photographs), astronomical instruments and refracting telescopes
credit:
Pulkovo Observatory