586 Chemistry / Chimie Trial Color Proofs
Lot No |
Type |
Description |
Price |
801 |
ESS |
MALI (1983) Lavoisier*. Laboratory apparatus*. Formula for water*. Trial color proof pair. Bicentenary of Lavoisier's Water Analysis. Scott No 476, Yvert No 475.
|
AVAILABLE AT $40 |
6792 |
ESS |
FRANCE (1955) Chardonnet*. Microscope*. Trial color proof strip of 5. Invention of rayon. Scott No 762, Yvert No 1017.
|
AVAILABLE AT $80 |
18564 |
ESS |
RWANDA (1972) Chemist in laboratory. Set of 8 color separations. Scott No 492. Fight against racism..
|
AVAILABLE AT $75 |
18566 |
ESS |
RWANDA (1975) Chemist in laboratory. Set of 6 color separations. Scott No 678. 10th anniversary of Rwanda National University.
|
AVAILABLE AT $75 |