Wynkoop Bros (F M and T A), printers, 19, 1646 Arapahoe.
Wynkoop Bros & Co (F M and T A Wynkoop and J D Dillenback), pubs Real Estate and Building, 1646 Arapahoe.
Wynkoop Charles W, hoseman Engine Co No 6, r 1364 S 13th.
Wynkoop E E, brakeman D & R G R R.
Wynkoop Frank M, (Wynkoop Bros), rms 18, 1646 Arapahoe.
Wynkoop James S, coal, 929 16th, r 29 W Alameda av.
Wynkoop Louise M Mrs, r 1364 S 13th.
Wynkoop Thomas A, (Wynkoop Bros), r 1436 S 13th.
Wynkoop Walter D, cashier Colo Telephone Co, r 29 W Alameda av.

Source:

Anonymous, Ballenger & Richards Twenty-eighth Annual Denver City Directory for 1900: Containing a Complete List of the Inhabitants, Institutions, Incorporated Companies, Manufacturing Establishments, Business, Business Firms, etc., Denver, Colo., Ballenger & Richards, c1900, p. 1350.