John P. Harlow selected as petit juror for the May term
1880 census, Gunnison City, Gunnison, Colorado John Harlow 50 restaurant CAN f CAN m CAN Kate Harlow 36 NY f NY m NY M. Stoll 37 W. J. Mclees 21
1885 Colorado State Census, Mesa Cty John P Harlow 55 farming NY f NY m NY K L55 VA f VA m PA
3/25/1888 Grand Junction Mrs. J. P. Harlow and her son, Mr. Smith, were in the city last week.
Rocky Mountain News, Denver CO, 9/18/1889
Judge J. P. Barlow is the pioneer of this region, being 20 miles up the Grand from Grand Junction. His orchard consists of 1,000 peach trees, 50 apple trees, 50 apricot trees, 20 plum trees, 12 pear trees and 500 grape vines.
3/25/1890 The first ditch building began in the Spring of 1882, work commencing on the Pioneer ditch March 1 of that year, the channel being located by Messrs. Harlow and Fitzpatrick...
In 1891 they mention peaches from Mrs. J. P. Harlow's orchard, so I think he had died by then