REMOVE

1. Design patents
2. Ihlenburg, Hermann, 1843-190 …
3. United States Patent Office

WHAT

1. Alphabets (8)
2. Graphic arts - United Sta … (8)
3. Type designers - 19th cen … (8)
4. manuscripts (8)

WHERE

1. Pennsylvania - Philadelph … (1)

WHO

1. Ihlenburg, Hermann, 1843- … (8)
2. Mackellar, Smiths & Jorda … (1)

WHEN

1. 1878-02-02 (2)
2. 1891-02-11 (2)
3. 1878-01-12 (1)
4. 1878-01-19 (1)
5. 1886-09-06 (1)