Additional improvement patents, 1837-1861 /
Gardado en:
| OCLC: | 2646330 |
|---|---|
| Autor Corporativo: | |
| Outros autores: | |
| Idioma: | English |
| Publicado: |
Washington :
National Archives and Records Service, General Services Administration,
1977.
|
| Series: | Special list (National Archives (U.S.)) ;
no. 39. |
| Subjects: | |
| Formato: | Government Document Monograph Note that CRL will digitize material from the collection when copyright allows. |