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4-Aminophenol (or para-aminophenol or p-aminophenol) is an organic compound with the formula H 2 NC 6 H 4 OH. Typically available as a white powder, [ 3 ] it is commonly used as a developer for black-and-white film , marketed under the name Rodinal .
New stars would be added on July 4 after a new state had been admitted. [2] 1827 – Slavery is abolished in the State of New York. 1831 – Samuel Francis Smith writes "My Country, 'Tis of Thee" for the Boston, Massachusetts July 4 festivities. 1832 – John Neal delivers the first public lecture in the US to advocate the rights of women. [3] [4]