sentences:  He was active in establishing the Metropolitan Museum of Art and was an officer of the Sculpture Society covering stone.In July 1874 he filed for a trade mark name of Terra-Cotta in the Great Britain Patent Office
  In 1899 Ellin filed for a U S patent of a design for crushing or grinding mill, which was awarded to him in May 1900 Patent # 650, 798.He is also noted to have carved the cherry frieze in Old South Church in Boston, Massachusetts between 1872 and 1875.