Boulder City, Colorado, 1894. Attractive illustrated corner depicting "The Boulder City Brewing Company", franked with 2¢ bureau tied by Boulder City cds, backstamped Denver, includes Letterhead correspondence, F.-V.F.
Estimate; $100 - 150. Est. $100-150 (Image)

Est. $100-150

Buena Vista, Colo., 1/19-80 (Chaffee). Manuscript postmark on cover to Webster Groves, Mo., franked with manuscript canceled 1873, 3¢ green, receiving backstamp, Very Fine.
Scott No. 158; Estimate $150 - 200. Est. $150-200 (Image)

Est. $150-200

Central City, Colo., May 11. Cds with matching circle of wedges handstamp canceling 1870, 3¢ green on James Burrell, Mineral Land Agency corner card cover to Boston, Mass.; cover missing backflap, otherwise Very Fine.
Estimate; $75 - 100. Est. $75-100 (Image)

Est. $75-100

Fort Logan, Colorado, 1894. Illustrated corner, "M Fabian & Co., General Merchandise" franked with 2¢ Banknote tied by Target handstamp with Fort Logan cds, F.-V.F.
Estimate; $50 - 75. Est. $50-75 (Image)

Est. $50-75

Loveland, Colorado, 1882. Cds duplexed with cork cancels 3c green (207) on cover with illustrated corner card depicting Hersinger & Harter Building, reverse with light Fort Collins octagonal receiver, F.-V.F.
Estimate; $100 - 150. Est. $100-150 (Image)

Est. $100-150

Pueblo, Colorado 1899. Cover franked with Trans-Mississippi 2¢ sent to New York, with attractive illustrated corner J.J. Rice, Pueblo, Colo, Saloon/Emporium scene, tied by Pueblo flag machine cancel, reverse with New York arrival.
Estimate; $150 - 200. Est. $150-200 (Image)

Est. $150-200

River Bend, Colo. "Apr 30" cds on 3¢ green entire to Providence, R.I., uprated with 3¢ Banknote and canceled by target handstamps, receiving backstamp; small cover edge tears, otherwise Very Fine.
Estimate; $100 - 150. Est. $100-150 (Image)

Est. $100-150

The Central Overland California & Pikes Peak Express Company, Denver City K.T. Dec. 1. Clear strike of oval datestamp on 1853, 3¢ Nesbitt entire to New York, reverse with second strike of Denver City oval without date used as company frank, oval "The Central Overland and California, Pikes Peak, Express Company, St. Joseph, Mo., Dec 10" date stamp, entered the U.S. mails with "Saint Joseph Mo. Dec. 11" cds and matching grid canceling, manuscript "Due 3" reiterated in pencil indicating a double weight letter, Very Fine and choice, ex-Barkhausen, Rogers.
Estimate; $750 - 1,000.

This entire was sent outside the mails from Denver to St. Joseph via the Central Overland Route (Denver-Julesburg-Fort Kearney) on a COC&PP coach. From there it entered the mails to New York. Est. $750-1,000 (Image)

Est. $750-1,000

Colorado Bank Check Group. 1867-1900. 10 checks all on revenue stamped paper, includes 5 1860-70's illustrated checks from The Rock Mountain National Bank (two different designs, one accompanied by N.B.N.Co. proof of illustration), The Colorado National Bank and The Denver Pacific Railway, others including Denver & Rio Grande Railway Co., U.S. Express Co. and Denver Gas & Electric (unused), Very Fine.
Estimate; $400 - 600. Est. $400-600 (Image)

Est. $400-600

(District of Columbia) Washington D.C., Apr 2 (1840). Cds on oversized cover to Ohio City, with "Henry L. Ellsworth" commissioner of patents free frank and "Free" handstamp below, with original enclosures including official patent for "Improvements in the mode of constructing bales & drivers for Grist Mills" signed by commissioner and Secretary of State John Forsyth, includes technical drawing of machine parts, F.-V.F. and unusual.
Estimate; $150 - 200. Est. $150-200 (Image)

Est. $150-200

(Florida) St. Augustine, E.Flo., Feb 16. Oval territorial postmark with manuscript "25" cent rating to New York N.Y., interesting 1832 letter, Very Fine.
Estimate; $150 - 200. Est. $150-200 (Image)

Est. $150-200

(Florida) Pensa. F., Feb 27. Full fleuron cds (type VI) on 1837 folded letter to Maine, manuscript "25" rate, Very Fine.
Estimate; $100 - 150. Est. $100-150 (Image)

Est. $100-150