By the Numbers: Inventors
May 1, 2024May is National Inventors Month 135,850 Number of items in the Edison Sheet Music Collection, housed at University of Michigan Library in Ann Arbor. Thomas Edison, who invented the phonograph in 1877, spearheaded this collection as a way for his phonograph company to select vocal and instrumental scores to record. 44 Number of agricultural bulletins … Continue reading By the Numbers: Inventors