Stephen H. Horgan
Stephen Henry Horgan (February 2, 1854 – August 30, 1941) was an American inventor of the halftone process for newspaper usage, and early-on improvements.
1 quotes
0 likes
0Verified
14日前Last Quote
Languages
EN
1 quotesTop Categories
Timeline
First Quote Added
4月 10, 2026
Latest Quote Added
4月 10, 2026