Salicylic acid the product with sulfuric acid gives salicylic acid: It can also be prepared by the hydrolysis of aspirin (acetylsalicylic acid) or methyl salicylate (oil of wintergreen) with a strong acid or base. Hippocrates, Galen, Pliny the Elder and others knew that willow bark could ease pain and reduce fevers. It was used in Europe and China to treat these conditions. This remedy is mentioned in texts from ancient Egypt, Sumer and Assyria. The Cherokee and other Native Americans used an infusion of the bark for fever and other medicinal purposes. In 2014, archaeologists identified traces of salicylic acid on 7th
The Indian in the Cupboard the French, and Boone wishes that he could somehow supply his friend with the "modern" six-shooters that are common in Boone's late 19th century timeline. Patrick gets the idea to take plastic soldiers (with 20th century weaponry) back through the cupboard to Little Bear's time. Little Bear likes the idea of modern weapons, but refuses to bring English soldiers back to his village. Omri is reluctant, believing this amounts to meddling with history, but is won over by his desire to save Little Bear's people. The boys buy several more plastic Iroquois figures from the local shops and bring them