Which number?

Master list (pdf) of all 602 L-numbers, their Leeuwenhoek number, and their Collected Letters number

Life in Holland

Author:

Walter, W. and H. Via

Journal:

American Biology Teacher

Volume:

30: 6 August 1968, pp. 537-539

Publisher:

National Association of Biology Teachers

Year:

1968

has specs for metal worker

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Related sources:

Year	Author	Title
2005	Azevedo, A. A. de	Exploring the Possibilities of Single Lens Microscopes

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Leeuwenhoek's Microscopes