Colombia: Private Mail Companies and Locals: Bogota: A selection on leaves, incl. 1889 perf. 131/2 horizontal pair imperforate between, imperforate pair, single used on cover, perf. 12 horizontal pair imperforate between, unused, etc. (59 stamps, 2 covers)

Colombia: Private Mail Companies and Locals: Compania de Transportes Terrestres: A collection on leaves, incl. 1928 fourth issues 10c. label in blue overprinted for 12c. (very rare), 1930 cover from Cucuta to Bogota, bearing 1929 12c. blue (2), and postage 4c. (2), tied by boxed “COMPANIA DE/Transportes Terrestres/AGENCIA DE/CUCUTA”, etc. (102 stamps, 12 covers). Photo. (Image1)

Colombia: Private Mail Companies and Locals: Compania Urbana de Transportes: 1928 (c.) first issue, two different undenominated stamps, second issue in purple and green, all with part cancellations.

Colombia: Private Mail Companies and Locals: Cucuta: A selection on leaves, incl. 1897 mourning cover to Italy, bearing 1892 10c. tied by “CORREO DEL COMERCIO”/CUCUTA”, range of El Correio del Comercio issues, etc. (69 stamps, 4 covers or card)

Colombia: Private Mail Companies and Locals: El Expresso Tobon: A collection on leaves, incl. 1928 covers (3) each bearing Expresso 6c. and postage 4c., etc. (20 stamps, six covers and card)

Colombia: Private Mail Companies and Locals: Expresso Caribe: 1931 (c.) red triangular stamp, one of only two recorded. Photo. (Image1)

Colombia: Private Mail Companies and Locals: Expresso Ribon: A collection on leaves, incl. 1927 cover to Bogota, bearing third issue 06c. pair with postage 4c. (2), 1926 second issue 05c. used, cancellations, etc. (45 stamps, 15 covers and front)

Colombia: Private Mail Companies and Locals: Garage Hudson: 1924 (Apr. 2) cover from Cartagena to Barranquilla, bearing 10c. black with postage 3c. with part “GARAGE HUDSON/SOLOMON ZUGBI” (very rare) and undated cover from Cartagena to Barranquilla, bearing 10c. red with postage 1c. (3), tied by “Barranquilla” straight line, very rare. Photo. (Image1)

Colombia: Private Mail Companies and Locals: La Vanguardia Liberal: 1934(c.) undated cover to Cucuta, bearing 0.20c. “Lea/La Vanguardia/Liberal” label, very rare. Stated to be one of only two known covers. Photo. (Image1)

Colombia: Private Mail Companies and Locals: Manizales: 1909 1/2c. pairs (4, one with one sideways), singles (8), imperforate (2), two used, also two later covers.

Colombia: Private Mail Companies and Locals: Medellín: A collection on leaves, incl. multiples, varieties, range of cancellations, etc. (327)

Colombia: Private Mail Companies and Locals: North Santander: A collection on leaves, incl. 1930 second issue 2c. complete sheet of twelve tête-bêche (one of only two recorded), 4c. tête-bêche block of four, 4c. used on 1930 cover to New York with postage 2c. (2) and 30c., etc. (52 stamps, six covers)

Colombia: Private Mail Companies and Locals: Santander: A selection on leaves, incl. 1928 20c. violet in a rare complete sheet of twenty, etc. (28 stamps, 3 covers)

Colombia: Private Mail Companies and Locals: Sonson: 2c. unused and other with revenue cancellation, rare. Photo. (Image1)

Colombia: Private Mail Companies and Locals: Transportadora Colombia: 1936-41 6c. three unused shades, and three used on separate covers, very rare. Photo. (Image1)

Colombia: Private Mail Companies and Locals: Transportes Economicos: 1933 (c.) 5c. red, brown and blue, unused (faults) rare, also two pieces with two different cancellations. Photo. (Image1)

Colombia: Private Mail Companies and Locals: A selection on leaves, incl. Caldas, Expresso Trejos, Trans Ocampo, range of articles, etc. (129 stamps, 1 cover)