Harvard. 60' telescope. light exposure
- UTA 1383-18-1-B1994-0002/002P.B130b
- File
- Sep. 1955-Jun. 1956
Part of Helen Sawyer Hogg fonds
Harvard. 60' telescope. light exposure
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Victoria. Mrs. J.S.P., Pearce, van B
Part of Helen Sawyer Hogg fonds
Victoria. Final group of astronomers
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Richmond Hill. Thanksgiving colours. 98 Richmond
Part of Helen Sawyer Hogg fonds
Richmond Hill. David & James. colours. 98 Richmond
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Berkeley Campus Observatory staff
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Central Calif., Lick Astronomers
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Flagstaff. Lowell's tomb. Wreath & Slipher
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Flagstaff. Meteor Crater parking
Part of Helen Sawyer Hogg fonds
Flagstaff. Meteor Crater from N rim
Part of Helen Sawyer Hogg fonds
Tucson. Domes of Steward & Carpenter
Part of Helen Sawyer Hogg fonds
Columbus. Ohio State. model roof
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Charlottesville. Astronomers. Hickmann. etc.
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Philadelphia. Flower and Cook Observatory
Part of Helen Sawyer Hogg fonds
Philadelphia. Flower and Cook Observatory
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Edmonton. Irvings at University
Part of Helen Sawyer Hogg fonds
Victoria Astronomers at cottage
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Washington. Naval Observatory thru tree
Part of Helen Sawyer Hogg fonds
Washington. Naval Observatory Dome of 26"
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Amherst. Green and Linnell. 18"
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Troy. Rennselaer Observatory & Marg Mayall
Part of Helen Sawyer Hogg fonds
Berkeley Campus Observatory. good
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds