Number of items:
1
.
Ho, Tseng-Loh
(1931)
A General Study of Diffusion Pumps--Langmuir Type.
Dissertation (Ph.D.), California Institute of Technology.
doi:10.7907/q69g-yd50.
https://resolver.caltech.edu/CaltechTHESIS:03052024-215825836
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Wed Dec 17 12:15:38 2025 UTC
.