The photos were copied using room light in accordance with the conditions for each Reading Room visited.
The initial JPG image was set to ISO 800. Image dimensions before slight editing was 3 megapixels.
More detail of the collections and filenames appears in the left-hand link to "copyright-questions."

Select the ZIP folder you wish to download all together in a single operation:

Colonial Days in Japan.zip
Modernizing Japan
Women in Japan


Caleb is stupid, lel