DescriptionSample card of ivory buttons from the Button Machinery Company, Hoboken factory at the corner of Grand and Eleventh Streets, no date, ca. 1930-1940. Card: cream colored paper on cardboard with brown printed text and outlines; 10-1/4" wide x 7-3/4" high; with 26 sample buttons sewn to card. Text: The Button Machinery Company, Hoboken, N.J., Manufacturers of Ivory Buttons. New York Office, 915 Broadway, ALgonquin4-9089. Factory, phone, HOboken3-0914. Buttons are arranged in groups within printed boxes by color (12 different groups) and size (two groups have three sizes, others are only two) with hand-written names or color numbers in boxes. Above the samples is written the assumed style or stock number: #739/20. Seven digit phone numbers with exchange names were introduced in NYC and Hoboken in 1930. According to Jim Hans, the Hoboken factory was located at 801-833 Adams St. in 1929.