#2180 - 21¢ Chester Carlson
Chester Carlson was an American physicist best known for inventing the process of xerography, or "dry copy". Carlson's method was an advance over the mimeograph process and made "Xerox" machines a reality. Scott 2180 Chester Carlson
Starting at $0.70
| #2180 - 21¢ Chester Carlson | ||
|---|---|---|
| mint $0.75 | Add to Wish List 2180 M | |
| used $0.70 | Add to Wish List 2180 U |
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