Lot
1884 
Liberia, 1941, 50¢ on 1¢-$1 Airmail First Flight Liberia - U.S. Issue Complete, each on separate matching registered 1942 First Liberia - U.S. Flight cachet airmail covers, all except $1 issue in combination with a 10¢ Postage Centenary issue for registry fee, all tied by "Monrovia, Liberia, 14.II.1942" cds's; some minor cover edge wrinkling at upper right, otherwise Very Fine, a rare matching flight cachet set of this scarce 1941 Provisional Issue. Scott No. C17-C26 Estimate $750 - 1,000.
Because of WWII and possibly other technical problems, the flight did not actually take place until June 23rd, 1942. Covers cacheted for the flight and cancelled on February 14th, 1942 were not actually flown, but were carried by ship as regular mail.
Realized: $600
Lot
1885 
Liberia, 1941, 50¢ on 1¢ Green, First Flight Liberia - U.S., o.g., never hinged, well centered, fresh with strong color, Very Fine, an attractive and choice never hinged example of this great Liberian Airmail Rarity, with only five mint examples known to exist; signed Sanabria. Scott No. C17 $3,000 for hinged.
Realized: $1,200
Lot
1886
Liberia, 1941, 50¢ on 20¢ Magenta, First Flight Liberia - U.S., o.g., never hinged, fresh with deep intense color, Very Fine, an attractive and choice never hinged example of this great Liberian Airmail Rarity, with only five mint examples known to exist; signed Sanabria and others. Scott No. C23 $2,500 for hinged.
Lot
1887
Liberia, 1941, 50¢ on 2¢-$1.00 First Flight Liberia - U.S., Inverted Overprints complete, set of 5 values, o.g., lightly hinged, rich colors, Very Fine, a wonderful and rare complete set of inverts; with 1982 Friedl certificate. Sanabria No. 39a-47a. Scott No. C18-C19, C22, C24, C26 vars. Estimate $1,000 - 1,500.
Realized: $600
Lot
1888 /
Liberia, 1942, 50¢ on 4¢ Orange, First Flight Liberia - U.S., Barred Overprint, In Se-Tenant Pair with Bar Overprint Omitted, o.g., omitted overprint stamp lightly hinged, other never hinged, deep brilliant color, exceptionally fresh and bright, Very Fine and choice, a stunning example of the 50¢ on 4¢ Provisional Airmail Se-tenant Overprint Error; signed Stolow. Sanabria No. 51b. Scott No. C30, C20 Estimate $750 - 1,000.
Realized: $375
Lot 1889 P
Liberia, 1942-44, 10¢-$1.40 Airmail Issue Complete, Master Die Proofs, in issued colors except 35¢ & $1.40 value in olive gray, on India mounted on brown card, with serial numbers at top, additional black proof of 12¢-24¢ designs without value, Very Fine.Scott No. C37P-C44P Estimate $500 - 750.
Lot
1890
Liberia, 1944-45, 30¢ on 3¢ Surcharge Airmail, in combination with the scarce 1944-46, 2¢ on 3¢ + 5¢ on 1¢ inverted "5¢" in pair with normal + 10¢ on 6¢ pair and single overpaying the 70¢ rate to Boston, Mass., all tied by "Monrovia, Liberia, 8.VIII.1944" cds's, Dahomy and U.S. censor tape at sides and violet "A 2" in circle routing handstamp; light pre-use crease affecting 5¢ on 1¢ pair, F.-V.F., an extremely rare franking and WWII period usage. Scott No. C47+290+293+295 Estimate $150 - 200.
Lot 1891 E
Liberia, 1952, 25¢ Map of Monrovia, essay, handpainted watercolor and pencil design on thin card (125x96mm), with frame in red and map vignette in black and gray, additional "Map of Monrovia - 1831" notation at bottom, Very Fine, a unique essay.Scott No. C68E Estimate $300 - 400.
Lot 1892 P
Liberia, 1952, 25¢ Map of Monrovia, large die proofs, 4 different die sunk on cards; includes frame only with incomplete Monroe portrait in carmine, frame only in grayish blue and deep red (later with bottom imprint) and complete design in red violet and black, Very Fine, a very scarce group.Scott No. C68P/TC Estimate $400 - 600.
Lot
1893 
Liberia, 1952, 50¢ Coast Line, Center Inverted, complete sheet of 20, o.g., never hinged, bright and fresh, some gum discoloration affecting four stamps, otherwise Very Fine, a very scarce complete sheet. Scott No. C69 var. $1,000.
Realized: $160