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| Mason's marks ... Katrina Konsta ... Tracing made. 82-356 2014.01.0058 82-356 2014.01.0058 Dirty Cartridge Paper Drafting Ink ... 1959 |
| Mason's marks ... Katrina Konsta ... 82-356 82-356 ... 1959 |
| Section of base A 110 and inscription I 4268 ... John Travlos ... 3 heliotypes. Dirty Heavy Tracing Paper Drafting Ink ... 1966 |
Section of base A 110 and inscription I 4268 ... John Travlos ... 3 heliotypes ... 1966 |
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