1937-307 CUBA REPUBLICA. 1937 5c. Ed.314 ECUADOR MONTALVO. ESCRITORES Y ARTISTAS. WRITTER AND ARTIST MNH.
1937-310 CUBA REPUBLICA. 1937 10c. Ed.317 HAITI. ESCRITORES Y ARTISTAS. WRITTER AND ARTIST MNH.
1937-311 CUBA REPUBLICA. 1937 10c. Ed.317 HAITI. PLATE NUMBER ESCRITORES Y ARTISTAS. WRITTER AND ARTIST USED.
1937-312 CUBA REPUBLICA. 1937 10c. Ed.318 HONDURAS. PLATE NUMBER ESCRITORES Y ARTISTAS. WRITTER AND ARTIST USED.
1937-313 CUBA REPUBLICA. 1937 10c. Ed.317-18 HAITI HONDURAS CENTER OF SHEET. ESCRITORES Y ARTISTAS. WRITTER AND ARTIST U
1937-321 CUBA REPUBLICA. 1937 10c MEXICO ARCHEOLOGY PYRAMID Ed.326 SPECIAL DELIVERY WRITTER AND ARTIST NO GUM.
1937-329 CUBA REPUBLICA 1937 ABNC COLOR PROOF 2c WRITTER & ARTIST BRASIL BRAZIL
1937-330 CUBA REPUBLICA 1937 ABNC COLOR PROOF 2c WRITTER & ARTIST CANADA