Max Levy

Max Levy (March 9, 1857 – July 30, 1926) was an American inventor and scientist recognized for invention of precision machinery for the making of half-tone screens which were used in the production of relief printing plates by newspapers and magazines. ¹ The New York Times called Levy "one of the pioneers of photo-engraving".¹ He was also the inventor of the counting chamber for haemocytometer for which he received the Edward Longstreth medal from the Franklin Institute.¹ ² ³

References

New York Times;Max Levy, scientist, inventor and one of the pioneers of the photo-engraving business;August 1, 1926
Patent number: 1214331;Filing date: Sep 30, 1818;Issue date: Jan 30, 1917
Verso, ML (April 1964). "The Evolution of Blood-Counting Techniques". Med Hist. 8 (2): 149–58. doi:10.1017/s0025727300029392. PMC 1033366. PMID 14139094.

[NYT-1] New York Times;Max Levy, scientist, inventor and one of the pioneers of the photo-engraving business;August 1, 1926

[2] Patent number: 1214331;Filing date: Sep 30, 1818;Issue date: Jan 30, 1917

[3] Verso, ML (April 1964). "The Evolution of Blood-Counting Techniques". Med Hist. 8 (2): 149–58. doi:10.1017/s0025727300029392. PMC 1033366. PMID 14139094.

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