El Salvador

2 PROOF, thin paper, Imperf 25.00
38 PROOF thin paper, orange 10.00
38 PROOF thin paper, blocks of 4 in brown and red 80.00
38 PROOF thin paper, in green; singles $10; pairs $18; block of 4 35.00
38 PROOF thin paper, in orange; singles $10; pairs $10; block of 4 35.00
38-42 PROOFS, pairs in issued colors 60.00
39 PROOF, thin paper, in purple, singles $10; pairs $10; block of 4 35.00
39 PROOF, thin paper, in brown, singles $10; pairs $10; block of 4 35.00
40 PROOF, thin paper, in purple; singles $10; pairs $10; block of 4 35.00
40 PROOF, thin paper, in yellow; singles $10; pairs $10; block of 4 35.00
40 PROOF, thin paper, in purple; singles $10; pairs $10; block of 4 35.00
41 PROOF, thin paper, in green; singles $10; pairs $10; block of 4 35.00
41 PROOF, thin paper, in blue; singles $10; pairs $10; block of 4 35.00
42 PROOF, thin paper, in red;singles $10; pairs $10; block of 4 35.00
42 PROOF, thin paper, in purple, singles $10; pairs $10; block of 4 35.00
43 PROOF, thin paper, blocks of 4 in orange; singles $10; pairs $10; block of 4 35.00
43 SPECIMEN with overprint in English in red 10.00
43 PROOF, thin paper, in green; singles $10; pairs $10; block of 4 35.00
44 PROOF, thin paper, pair in red, light brown 80.00
45 PROOF, thin paper, pair in brownish red; singles $10; pairs $10; block of 4 35.00
45 PROOF in blue, perf 10.00
45 PROOF, thin paper, in blue; singles $10; pairs $10; block of 4 35.00
67 PROOF Imperf on thin paper,  lime green trial color 10.00
81 PROOF Imperf on thin paper, green trial color 10.00
86 PROOF, Imperf on thin paper, orange trial color 10.00
91-6 PROOFS six imperf trial colors on thin paper 40.00
91, 93, 97 PROOFS, Imp pairs 36.00
92, 102, 203 PROOFS, imperf singles, trial colrs 30.00
98 SPECIMEN hand stamp in red--pair, Imperf between vertically and at top 50.00
98 SPECIMEN hand stamp in red--pair, Imperf between horizontal 50.00
100 PROOF in blue, imp 6.00
107 PROOF fully perforated in issued color but without overprint 5.00
109 PROOF fully perforated in issued color but without overprint 5.00
111 PROOF fully perforated in issued color but without overprint 5.00
114 PROOF fully perforated in issued color but without overprint 5.00
111 PROOF, w/o overprint, in brown, imp pair 12.00
117 PROOF, pair in orange 12.00
118 (2), 119 (2), 125, 127 PROOFS in blocks of 4, 6 in total, 24 proofs 90.00
122 unissued PROOFS similar to type A32, imp pair in brown 15.00
126-128 unissued PROOFS similar to type A32, imp pairs 45.00
128 PROOF, black Sample Book Proof, very scarce 50.00
134 2 trial color PROOFS 20.00
135-6 PROOFS 6 blocks in trial colors 90.00
136-137 trial color PROOFS  3c in brown, 5c in blue 20.00
138 PROOF in color of issue Imperf 10.00
139 PROOF, imp blk of 4 in green 24.00
139 Imperf pair PROOF in color of issue 20.00
141 PROOF, imp blk of 4 in brown 24.00
146-7. 148-9, 154 PROOFS blks of 4, Imp 100.00
146 PROOF 5.00
149 PROOFS, imp pairs in colors of issue 10.00
149, 150, 154 PROOF imp in color of issue 60.00
150 PROOF, blk of 4 in brown 24.00
201-202 PROOFS imperf blocks of 4 in colors of issue, on each block a vertical crease affects both stamps, not visible on front 40.00
203 PROOF, imp pair in brown, sm crease 15.00
203-204 PROOFs imperf, strips of 3 with creas through the stamps 30.00
253 Imperf PROOF in color of issue without overprint 10.00
254 Imperf PROOF in color of issue without overprint, block of 4 40.00
270 PROOF in black 25.00
287 PROOF, in pink, fullly perforated and gummed 25.00
336  PROOF in red 10.00
343 PROOF in red 10.00
345 PROOF in black 10.00
460 ESSAY (Vyert 413a) 10.00
461 ESSAY, red surcharge 5.00
476 perforated proof in brown, postally used 10.00
538-42 PROOFS Colombian Banknote Co Perfins, as issued 50.00
538-42 PROOFS Colombian Banknote Co CHICAGO Perfins 50.00
606-608,C114-116 PROOFS of frames, in Imperf pairs, one contains central design as well 120.00
677 PROOFS in violet and green IMPERF 20.00
C36-C39 SPECIMENS, Perf-ins 40.00
C36-C39 PROOFS, Imp prs in issued colors 120.00
C93-95 PROOFS, imperf vertical pairs in color of issue, punched with bottom selvage indicating the quantities ordered (500,000) by the Salvadoran Post Office, fascinating 100.00
J, Type D1, Imp PROOFS, 7 pairs 70.00
J17-18 Imp PROOFS, unusual gutter pair 20.00
O160 PROOF Imperf 20.00
CINDERELLA triangle in green w/woman in field 35.00