Cachet depicts chemical apparatus used in the petroleum industry. Stamp depicts Paul Sabatier, "founder of catalytic chemistry."
- 1947-Apr-09 – 1947-May-26
Illustrated catalog for a Pasteur Exhibition at the Science Museum in South Kensington, England, April 9th through May 26th, 1947. Exhibition originally shown in Paris, France, with added contributions from the Wellcome…
- 1922 – 1936
Nine small postage stamps in various denominations issued in commemoration of the 100th anniversary of the birth of Louis Pasteur in 1922. The large semipostal stamp was issued in 1936 and includes a surtax for the…