Soldiers carried them in uniform pockets or gear and often used them as barter exchanging cigarettes for favors, food, or other goods
The absorbance spectra of CSE stock solutions were acquired each time using a scanning UVvisible spectrophotometer (Varian Cary 50 Bio UVvisible spectrophotometer), after a baseline correction using 1X PBS
OCLC 29943893
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Shortly before the top edge of the paper goes inside, stop rotating and wet the glue
So, the next time you stumble upon a pile of these vintage gems, remember that they may not be that rare or valuable, but youre still holding a piece of history, something that might have passed through many hands in its lifetime, perhaps even one of your ancestors!