A Substitute for Microscope Cross-Wires
β Scribed by JANE, FRANK W.
- Book ID
- 109484875
- Publisher
- Nature Publishing Group
- Year
- 1926
- Tongue
- English
- Weight
- 113 KB
- Volume
- 117
- Category
- Article
- ISSN
- 0028-0836
- DOI
- 10.1038/117724d0
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