US Stamps Value Scott Cat. # C18: 50c 1933 Air Zeppelin Century of Progress Flight. Page 12

US Stamps Values Scott C18: 1933 50c Air Graf Zeppelin. Robert Siegel Auction Galleries, Sep 2009, Sale 976, Lot 2255

50c Chicago Zeppelin (Scott C18). Top plate no. 21171 block of six, stamps Mint N.H., h.r. in ungummed part of selvage, Fine

Robert Siegel Auction Galleries, Sep 2009, Sale 976, Lot 2255

US$200.00
Prices of US Stamps Scott Cat. #C18 - 50c 1933 Air Graf Zeppelin. Robert Siegel Auction Galleries, Sep 2009, Sale 976, Lot 2252

50c Chicago Zeppelin (Scott C18). Mint N.H. top plate no. 21171 block of six, bright shade, usual natural gum skips and bends, Fine-Very Fine

Robert Siegel Auction Galleries, Sep 2009, Sale 976, Lot 2252

US$225.00
Prices of US Stamps Scott # C18: 50c 1933 Air Graf Zeppelin. Robert Siegel Auction Galleries, Sep 2009, Sale 976, Lot 2251

50c Chicago Zeppelin (Scott C18). Mint N.H. bottom plate no. 21171 block of six, bright color, usual natural gum skips and bends, Very Fine

Robert Siegel Auction Galleries, Sep 2009, Sale 976, Lot 2251

US$300.00
US Stamp Price Scott #C18 - 50c 1933 Air Graf Zeppelin. Cherrystone Auctions, Jul 2009, Sale 200907, Lot 172

UNITED STATES Air Post 1933 Century of Progress, 50c green, single and vertical pair used on legal size cover from New York, Oct. 2 (First Day) to Chicago, with Oct.26 arrival pmk

Cherrystone Auctions, Jul 2009, Sale 200907, Lot 172

US$140.00
Costs of US Stamp Scott Catalog C18: 1933 50c Air Graf Zeppelin. Robert Siegel Auction Galleries, Jun 2009, Sale 975, Lot 2134

50c Chicago Zeppelin (Scott C18). Mint N.H. top plate no. 21172 block of six, light natural gum bends, Very Fine-Extremely Fine, the plate no. single is a Gem

Robert Siegel Auction Galleries, Jun 2009, Sale 975, Lot 2134

US$400.00
Values of US Stamp Scott Catalog # C18: 50c 1933 Air Graf Zeppelin. Cherrystone Auctions, Jun 2009, Sale 200906, Lot 237

UNITED STATES Air Post 1933 50c green, block of four with plate number at top, used on Century of Progress flight cover from Miami (Oct.23) to Chicago and Hartford, Ct, fine-v.f.

Cherrystone Auctions, Jun 2009, Sale 200906, Lot 237

US$250.00
Cost of US Stamp Scott C18: 50c 1933 Air Graf Zeppelin. Cherrystone Auctions, Jun 2009, Sale 200906, Lot 390

UNITED STATES First Day Covers Air Post 1933 Century of Progress, Miami, Fla, Oct. 6, 1933 FDC, special Miami Chamber of Commerce cachet, slight toning, otherwise v.f., rare

Cherrystone Auctions, Jun 2009, Sale 200906, Lot 390

US$230.00
Value of US Stamps Scott Cat. C18 - 50c 1933 Air Graf Zeppelin. Cherrystone Auctions, Jun 2009, Sale 200906, Lot 384

UNITED STATES First Day Covers Air Post 1933 Century of Progress, New York, N.Y., Oct. 2, 1933 FDC, purple & silver cachet, v.f.

Cherrystone Auctions, Jun 2009, Sale 200906, Lot 384

US$130.00
US Stamps Values Scott Cat. C18: 50c 1933 Air Graf Zeppelin. Cherrystone Auctions, Jun 2009, Sale 200906, Lot 383

UNITED STATES First Day Covers Air Post 1933 Century of Progress, New York, N.Y., Oct. 2, 1933 FDC, brown & silver cachet, v.f.

Cherrystone Auctions, Jun 2009, Sale 200906, Lot 383

US$130.00
Value of US Stamp Scott #C18 - 1933 50c Air Graf Zeppelin. Cherrystone Auctions, Jun 2009, Sale 200906, Lot 386

UNITED STATES First Day Covers Air Post 1933 Century of Progress, New York, N.Y., Oct. 2, 1933 FDC, brown & silver cachet, v.f.

Cherrystone Auctions, Jun 2009, Sale 200906, Lot 386

US$130.00
Cost of US Stamp Scott Catalog # C18 - 50c 1933 Air Graf Zeppelin. Cherrystone Auctions, Jun 2009, Sale 200906, Lot 385

UNITED STATES First Day Covers Air Post 1933 Century of Progress, New York, N.Y., Oct. 2, 1933 FDC, special printed cachet, with handstamp on back indicating “sponsored by Aerophilatelic Club of New York, Chicago flight to Brazil, v.f. with Recife arrival pmk

Cherrystone Auctions, Jun 2009, Sale 200906, Lot 385

US$150.00
US Stamp Value Scott Catalogue # C18 - 1933 50c Air Graf Zeppelin. Cherrystone Auctions, Jun 2009, Sale 200906, Lot 388

UNITED STATES First Day Covers Air Post 1933 Century of Progress, New York, N.Y., Oct. 2, 1933 FDC, special printed cachet in silver, Chicago flight to Brazil, v.f. with arrival pmk

Cherrystone Auctions, Jun 2009, Sale 200906, Lot 388

US$130.00
Value of US Stamp Scott #C18 - 1933 50c Air Graf Zeppelin. Cherrystone Auctions, Jun 2009, Sale 200906, Lot 387

UNITED STATES First Day Covers Air Post 1933 Century of Progress, New York, N.Y., Oct. 2, 1933 FDC, green & silver cachet, v.f.

Cherrystone Auctions, Jun 2009, Sale 200906, Lot 387

US$130.00
Value of US Stamp Scott Catalogue C18 - 50c 1933 Air Graf Zeppelin. Cherrystone Auctions, Jun 2009, Sale 200906, Lot 389

UNITED STATES First Day Covers Air Post 1933 Century of Progress, block of four on New York, N.Y., Oct. 2, 1933 FDC, handstamped cachet, R.A. Kincl corner card, little adhesive toning, otherwise v.f.

Cherrystone Auctions, Jun 2009, Sale 200906, Lot 389

US$130.00
US Stamp Prices Scott Catalog # C18 - 1933 50c Air Graf Zeppelin. Robert Siegel Auction Galleries, Apr 2009, Sale 971, Lot 1979

50c Chicago Zeppelin (Scott C18). Top and bottom plate no. blocks of six, top plate no. 21178 is Mint N.H. with bit heavy natural gum creases, bottom plate no. 21172 is regummed, Fine-Very Fine

Robert Siegel Auction Galleries, Apr 2009, Sale 971, Lot 1979

US$300.00