Dr. H. D. Curtis at his eclipse station, verso Image Read more about Dr. H. D. Curtis at his eclipse station, verso
Dr. H. D. Curtis at his eclipse station Image Read more about Dr. H. D. Curtis at his eclipse station
Group standing in front of eclipse station, verso Image Read more about Group standing in front of eclipse station, verso
Group standing in front of eclipse station Image Read more about Group standing in front of eclipse station
Spectroscopes at eclipse station, verso Image Read more about Spectroscopes at eclipse station, verso
Cone and wind shield of no. 2 Stevens W gauge, copy 4 Image Read more about Cone and wind shield of no. 2 Stevens W gauge, copy 4
