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The Improved Family, later replaced by the Model 15, is a 
sewing machine
A sewing machine is a machine used to sew fabric and materials together with Thread (yarn), thread. Sewing machines were invented during the first Industrial Revolution to decrease the amount of manual sewing work performed in clothing companies. ...
produced by the Singer Manufacturing Company
Singer Corporation is an American manufacturer of consumer sewing machines, first established as I. M. Singer & Co. in 1851 by Isaac M. Singer with New York lawyer Edward C. Clark. Best known for its sewing machines, it was renamed Singer Man ...
during the 19th century. In 1895, it was replaced by the very similar Model 15. It utilizes an oscillating shuttle, but is otherwise quite similar to the Model 27-series machines.
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