DescriptionThe 1870 San Francisco Census lists Herman Althof 39 years old and born in Prussia. F.W. Bahls(sic) 29 years old and born in Prussia . The 1867 voter registration list  a Henry Rose, 31 and born in New York.  1. San Francisco Business Directory San Francisco Business Directory, 1867 2. Althof, & Bahis no Rose and no Rose listed separately. San Francisco Business Directory, 1868. 3. Listed under Blank Book Manufacturers. San Francisco Business Directory,1873 4. Bookbinders: 411 Clay & 412 Commercial Blank Book Manufacturer: 423 Clay, San Francisco Business Directory 1877 5. Both Bookbinder and Blank Book listings are at 327 Sansome, San Francisco Business Directory 1879 6. First Bookbinder to have a listed telephone. 1899, Crocker Langley S. F. Business Directory 7. 524 Sacramento Street. 1903,1904,1905, Crocker Langley S. F. Business Directory 8. Area was burned in the 1906 San Francisco Fire 9. Printers Room 3 Tribune Building Oakland. Beecher & Pike Relief Business Directory May 1906 9. Althof & Bahis 330 Jackson. 1907 Crocker Langley S. F. Business Directory. Still at this address in 1910 the last directory checked sequentially. 10. still at 330 Jackson street offering printing bookbinding, blank book manufacturing,designing and engraving. 1922 Crocker Langley Business Directory