Spencer

1 maker. The one year printed is 1924.

Every maker here has Spencer in a printed line.

1900s

• listed 1924 Rumsey, M. E.
  m.r. Spencer, N. Y.

The books that name them

• The Violinist's Guide (1924 edition), pp. 49–50 — the Roberts, Robinson and Rothammer entries, 1924

Some names appear twice under different spellings. Each is one book's spelling.