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Knights of Labor Assemblies, 1879-1889 (ICPSR 29)

Principal Investigator(s): Garlock, Jonathan, University of Rochester


This data collection provides information on the characteristics of almost 12,000 Knights of Labor Assemblies in the United States, Canada, and other nations for the period 1879 to 1889. Information is provided on the location of each assembly in the United States and Canada, their dates of origin, occupational categories and status, annual membership, the racial, sex, and ethnic composition of local assembly members, the population in 1880 and 1890 of the geographic location of local assemblies, and the last date in existence of local assemblies.

Access Notes

  • Data in this collection are available only to users at ICPSR member institutions. Please log in so we can determine if you are with a member institution and have access to these data files.


Dataset - Download All Files (11.443 MB)
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Study Description


Garlock, Jonathan. Knights of Labor Assemblies, 1879-1889. ICPSR00029-v1. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2009-12-01. https://doi.org/10.3886/ICPSR00029.v1

Persistent URL: https://doi.org/10.3886/ICPSR00029.v1

Export Citation:

  • RIS (generic format for RefWorks, EndNote, etc.)
  • EndNote XML (EndNote X4.0.1 or higher)

Scope of Study

Subject Terms:    industry, Knights of Labor, labor (work), labor history, labor organizers, labor strikes, labor unions, nineteenth century, occupations, Powderly, Terence V., Stephens, Uriah S., union membership, work environment, workers

Geographic Coverage:    Canada, Global, United States

Time Period:   

  • 1879--1889

Universe:    Knights of Labor Assemblies mainly in the United States and Canada in the period 1879 to 1889.

Data Type(s):    administrative records data, aggregate data, survey data

Data Collection Notes:

The data maps are provided as ASCII text files, and the codebook is provided by ICPSR as a Portable Document Format (PDF) file.


Data Source:

(1) Journal of United Labor, 1880-1889, (2) Proceedings of the General Assembly of the Knights of Labor Annual Convention, 1879-1889, and (3) Report of the Illinois Bureau of Labor Statistics, 1886

Extent of Processing:   ICPSR data undergo a confidentiality review and are altered when necessary to limit the risk of disclosure. ICPSR also routinely creates ready-to-go data files along with setups in the major statistical software formats as well as standard codebooks to accompany the data. In addition to these procedures, ICPSR performed the following processing steps for this data collection:

  • Checked for undocumented or out-of-range codes.


Original ICPSR Release:   1984-05-03

Version History:

  • 2009-12-01 Page 120 was omitted from the original online codebook. The entire codebook has since been rescanned to include the missing page.

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