Index Catalog // Digital Collections Online

Start Over

Filtering by: People Colton, Allen Lysander, 1857- People Lick Observatory Topic Refracting telescopes

$36-inch refractor, the "Great Lick Refractor": detail view of mount with astronomer A.L. Colton$

$36-inch refractor, the "Great Lick Refractor": detail view of mount with astronomer A.L. Colton$

Limit your search