Danube Steam Navigation Co., 1867, 10kr green, type I. Tied by blue oval "Odessa" postmark; 1870 letter addressed to Braila (Romania), Very Fine, a beautiful example of this rare "tolerated" usage in Russia without Imperial postage; with 1992 Holcombe certificate and signed. Michel No. 3 I  Estimate $1,000 - 1,500. $0 (Image)

Danube Steam Navigation Co., 1867, 10kr green, type I. Scissor separated at top into perfs, tied by blue circular "Belgrad" agency postmark on 1871 folded letter sheet to Buscsuk (Hungary), F.-V.F., a rare D.D.S.G. usage as Belgrade had an Austrian post office which received most of the mail, ex Dubois. Michel No. 3 I  Estimate $750 - 1,000. $0 (Image)

Danube Steam Navigation Co., 1867, 10kr green, type I. Tied by blue circular "12/6" Widdin agency cancellation (Tchilingirian Ty. DH) to 1870 folded letter addressed to Orsova, Bulgaria, manuscript "10" due mark crossed out and manuscript "6" added instead, Very Fine, very scarce. Michel No. 3 I  Estimate $300 - 400. $0 (Image)

Danube Steam Navigation Co., 1867, 10kr green, type I. Tied by blue oval "Agentie D.D.S.G. Lom-Palanka" agency cancellation to 1873 letter addressed to Vienna, Austria, blue crayon "10" postage due written in Baziasch; vert and horiz file folds not affecting stamp, F.-V.F., a scarce usage. Michel No. 3 I  Estimate $300 - 400. $0 (Image)

Danube Steam Navigation Co., 1867, 10kr green, type I. Tied by beautiful, scarce strike of blue oval "Agentie / …. / Silistria" agency postmark on 1874 folded letter addressed to Galatz, Romania, blue crayon "10" postage due mark applied, "Galatzi" arrival postmark on address side, Very Fine. Michel No. 3 I  Estimate $300 - 400. $0 (Image)

Danube Steam Navigation Co., 1867, 10kr green, type I. Tied by blue "Agentie D.D.S.G., Sistov" oval agency cancellation to 1868 folded letter addressed to Vienna, Austria, "Alt-Orsova" agency cds and receiving backstamp, F.-V.F. Michel No. 3 I  Estimate $200 - 300. $0 (Image)

Danube Steam Navigation Co., 1867, 10kr green, type I. Tied by oval blue "Palanka" agency cancellation on 1869 folded letter to Galatz, Romania, F.-V.F. Michel No. 3 I  Estimate $200 - 300. $0 (Image)

Danube Steam Navigation Co., 1867, 10kr green, type I. Tied by "Agentie D.D.S.G. Piquet" agency cancellation (Tchilingirian Ty. I); letter addressed to Braila, Romania; faint file fold slightly affecting stamp, F.-V.F. Michel No. 3 I  Estimate $200 - 300. $0 (Image)

Danube Steam Navigation Co., 1867, 10kr green, type I. With socked-on-the-nose blue oval "Agentie D.D.S.G. Widden" agency cancellation (Tchil. Ty. I), on 1872 letter addressed to Orsova, Bulgaria, Very Fine and scarce. Michel No. 3 I  Estimate $200 - 300. $0 (Image)

Danube Steam Navigation Co., 1867, 10kr green, type I. Tied by blue oval "Agentie D.D.S.G. Widden" postmark to fresh 1871 folded letter to Orsova, Bulgaria, Very Fine and attractive. Michel No. 3 I  Estimate $200 - 300. $0 (Image)

Danube Steam Navigation Co., 1867, 10kr green, type I. Small unnoticeable tear at right, tied by circular "14/4" (Tulcea) agency postmark; 1869 letter addressed to Braila (Romania), F.-V.F.; with 1991 Holcombe certificate. Michel No. 3 I  Estimate $150 - 200. $0 (Image)

Danube Steam Navigation Co., 1867, 10kr green, type I. Tied by blue circular "Lom-Palanka" agency postmark on folded letter sheet to Rustzuk, Bulgaria; light horiz file fold not affecting stamp, Very Fine. Michel No. 3 I  Estimate $150 - 200. $0 (Image)