CalPhotos photographer profile for Dr. G Dallas and Margaret Hanna:
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| Dr. G Dallas was Curator of Geology at the California Academy of Sciences from 1919 to 1970. His wife, Margaret, was Honorary Curator of Diatoms at the California Academy of Sciences. |
| Total Photos Contributed: 331 [View all photos] or [See a list of all photos] or [View most recent photos] |
| Collection:
CalAcademy |
| Contact for questions:
https://forms.gle/QKoVskQBcnYZPbrD6
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| Usage information:
Thumbnail photos taken by Dr. G Dallas and Margaret Hanna may be freely used for personal or academic purposes without prior permission under the Fair Use provisions of US copyright law as long as the image is clearly credited with Dr. G Dallas and Margaret Hanna © California Academy of Sciences.
Permission is granted to use the enlargement
for personal, academic, or non-profit purposes as long as
the user fills out the following form: https://forms.gle/R2ZUig8o8iYj4TrW9
and the image is clearly credited with
Dr. G Dallas and Margaret Hanna © California Academy of Sciences.
For higher resolution images or commercial use please
fill out this form: https://forms.gle/QKoVskQBcnYZPbrD6.
Please make sure to include the 16 digit ID number for the image.
For more information about usage, see Using the Photos in CalPhotos.
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