The following electronic books may be particularly useful for your research:
African American on the Great Plains: An Anthology
Agricultural Policy of the United States: Historic Foundations & 21st Century Issues (Chapter 4)
Black Pioneers: Images of the Black Experience on the North American Frontier
Visions of the American West (Chapter 8)
Discover the Kansas Town Settled by Black Homesteaders in the 1870s (National Trust for Historic Preservation)
The African-American Mosaic - Nicodemus, Kansas (Library of Congress)
Google Images (search for Nicodemus Kansas; search for wood burning stoves)
Kansas: Nicodemus National Historic Site
Nicodemus - A Black Pioneer Town (Legends of America)
Nicodemus, Graham County (Kansapedia - Kansas Historical Society)
Nicodemus, Kansas (1877- ) (Black Past)
Runaway! Fugitive Slave Ads in Newspapers (Library of Congress)