https://store.usps.com/store/results/stamps/first-class/forever/semipostal/1-to-10/21-to-50/11-to-20/_/N-9y93lvZekln1dZ1uq0torZ7d0uctZe5zaicZyq66miZ1bwj31rZ1gxwng6Zmhc9wfZszybto?Nrpp=18&Ns=parentCategory.displayName%7C0&sort=price-high-low
Stamps | $11 to $20 | $1 to $10 | 2018 | 2017 | Semipostal | Forever | First-Class | USPS.com
Shop our selection of $11 to $20, $1 to $10, 2018, 2017, Semipostal, Forever, First-Class Stamps on the USPS.com Postal Store
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https://digital.sciencehistory.org/works/1n79h434j
French semipostal stamp commemorating Louis Pasteur - Science History Institute Digital Collections
Stamp depicts Louis Pasteur (1822-1895) with microbes as seen through a microscope.
science history institutelouis pasteurdigital collectionsfrenchsemipostal