US Airmail Stamps Used
US C1 Orange Biplane
Price: $17.50
FVF used. 1918 Six-cent Orange Biplane. Beginning in December 1918 paid the airmail rate for a one-ounce letter.
US C1 Orange Biplane
Price: $9.50
Fine used. 1918 Six-cent Orange Biplane. Beginning in December 1918 paid the airmail rate for a one-ounce letter.
US C2 16-cent Green Biplane
Price: $29.50
VF used. 1918 16-cent Green Biplane. Beginning July 1918 the airmail rate was reduced from 24-cents to 16-cents for a one-ounce letter. This stamp paid that rate through December. Additional weight was charged at six-cents per ounce.
US C2 16-cent Green Biplane
Price: $22.00
FVF used. 1918 16-cent Green Biplane. Beginning July 1918 the airmail rate was reduced from 24-cents to 16-cents for a one-ounce letter. This stamp paid that rate through December. Additional weight was charged at six-cents per ounce.
US C3 Bi-color Biplane
Price: $30.00
VF used, 24-cent Curtiss Jenny. This stamp was issued May 14, 1918 and paid the rate for a one-ounce letter.The rate was reduced to 16-cents three months later.
US C3 Bi-color Biplane
Price: $25.00
FVF used, 24-cent Curtiss Jenny. This stamp was issued May 14, 1918 and paid the rate for a one-ounce letter. The rate was reduced to 16-cents three months later.
US C3 Bi-color Biplane
Price: $17.50
Fine used, 24-cent Curtiss Jenny. This stamp was issued May 14, 1918 and paid the rate for a one-ounce letter. The rate was reduced to 16-cents three months later.
US C4 Aircraft Propeller Emblem
Price: $12.50
VF used. 1923 eight-cent green propeller and radiator emblem. Issued as part of a change that divided the U.S. into three airmail zones. The rate was eight-cents per zone
US C4 Aircraft Propeller Emblem
Price: $9.95
FVF used. 1923 eight-cent green propeller and radiator emblem. Issued as part of a change that divided the U.S. into three airmail zones. The rate was eight-cents per zone
US C5 Air Service Emblem
Price: $25.00
VF used. 1923 16-cent Blue Air Service Emblem. Issued to pay the new two-zone rate for a one-ounce letter.
US C5 Air Service Emblem
Price: $19.50
FVF used. 1923 16-cent Blue Air Service Emblem. Issued to pay the new two-zone rate for a one-ounce letter.
US C6 De Havilland Biplane
Price: $25.00
VF used. 1923 24-cent red De Havilland biplane. Issued to pay the one-ounce letter rate for three airmail zones, New York to San Francisco.
US C6 De Havilland Biplane
Price: $19.50
FVF used. 1923 24-cent red De Havilland biplane. Issued to pay the one-ounce letter rate for three airmail zones, New York to San Francisco.
US C13-15 1929 Graf Zeppelin Stamp Set Used
Price: $1,100.00
VF Set of three Graf Zeppelins. Nicely centered, top quality.
US C13 1929 5-cent Graf Zeppelin Used
Price: $175.00
VF used, green 65¢ Graf Zeppelin with light duplex cancel.
US C14 $1.30 Graf Zeppelin Stamp used
Price: $450.00
XF used $1.30 brown Graf Zeppelin and Map. Lightest trace of a cancel.<br>
US C15 1930 $2.60 Graf Zeppelin Stamp used
Price: $535.00
VF used $2.60 Graf Zeppelin over the globe. Registration Cancel
