Pressure testing machine used to determine film drying rates of artists' oil paints

Title from item.

Photograph

id
id
js959674b
contentType
contentType
photograph
stage
stage
normalized
year
year
1935
rights
rights
No known copyright restrictions.
rightsUri
rightsUri
reuseAllowed
reuseAllowed
no restrictions
identifierLocal
identifierLocal
22_08_001506
institution
institution
Boston Public Library
country
country
United States
state
state
Massachusetts
pageCount
pageCount
1
source
source
import
Source image fields (5)
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sourceUrl https://www.digitalcommonwealth.org/search/commonwealth:js959674b