Platt was born near Kiev, Russia; fled pogroms in 1902; came to the US and founded the Platt Music Co. in 1905; became head of May Company's appliance department in 1924; he died on Apr. 18, 1960 in LA.
From the description of Papers, 1918-1960. (University of California, Los Angeles). WorldCat record id: 40496872
Benjamin Platt was born on April 12, 1833, in Lancashire, England, as one of thirteen children in an impovershed family. He was baptized into the Church of Jesus Christ of Latter-day Saints by John Yates and Isaac Duffin in 1848. Platt married Mary Greaves in Oldham, Lancashire, in 1856, and that same year the couple departed for Utah, sailing from Liverpool aboard the ship Oregon. After a series of delays and difficult winter travel, they arrived in Salt Lake City in November 1856. Platt was among the early settlers of Pinto, Utah.
From the description of Autobiography of Benjamin Platt, 1899. (Huntington Library, Art Collections & Botanical Gardens). WorldCat record id: 520990343