Object Details
- Description
- This handwritten letter of Francis A. Walker, superintendent of the Census, introduces Herman Hollerith, E.M., as a special agent of the Census Office for collecting statistics on power and machinery used in manufacture. The letter is dated March 18, 1880. The chief special agent was William P. Trowbridge, head of the Engineering Department at Columbia University, where Hollerith had studied.
- This letter marks the beginning of Hollerith’s association with the Bureau of the Census.
- Location
- Currently not on view
- Credit Line
- Gift of Virginia Hollerith and Lucia Hollerith
- 1880
- ID Number
- MA.317982.07
- accession number
- 317982
- catalog number
- 317982.07
- Object Name
- sheet
- Physical Description
- wood (overall material)
- glass (overall material)
- paper (overall material)
- Measurements
- overall: 2 cm x 39.7 cm x 46 cm; 25/32 in x 15 5/8 in x 18 1/8 in
- place made
- United States: District of Columbia
- See more items in
- Medicine and Science: Mathematics
- Tabulating Equipment
- Science & Mathematics
- National Museum of American History
- web subject
- Mathematics
- Census, US
- Record ID
- nmah_1214684
- GUID (Link to Original Record)
- https://n2t.net/ark:/65665/ng49ca746aa-6305-704b-e053-15f76fa0b4fa
