Date of use : 1950 Colombia

H.G. Blencowe Colombia Stationery to Ilford Ltd.

This envelope represents an example of international airmail sent from Bogotá, Colombia, to England and reflects the global trade networks of photographic materials during the mid-twentieth century. The sender identified in the upper left corner of the envelope is H. G. Blencowe, with two postal box addresses in Bogotá. Such address formats were commonly used by individuals or commercial representatives engaged in international business activities.

The envelope is addressed to Ilford Limited, located in Essex, England. Ilford was a company specializing in photographic materials and became one of the most influential manufacturers in the history of photographic technology. The origins of the company can be traced back to 1879, when Alfred Hugh Harman established a photographic plate manufacturing business. Over time the enterprise developed into the Ilford brand, internationally recognized for producing photographic films, photographic papers, and darkroom materials. The company became particularly well known for its black-and-white photographic films and printing papers, which were widely used by professional photographers and laboratories around the world.

The word "Transoceánico" printed on the envelope emphasizes the transoceanic nature of the correspondence. The red and blue border pattern surrounding the envelope is characteristic of traditional airmail envelopes commonly used for long-distance international communication. Such envelopes were widely adopted for transcontinental mail carried by air.

Several postage stamps issued by the Colombian postal administration are affixed to the envelope. The stamps depict a variety of themes including colonial architecture and scenes representing rural life and national imagery. The inscriptions "Correo Aéreo" indicate that the letter was sent using the airmail postal service.

Postal cancellation marks show that the envelope was processed in Bogotá. Although the exact date is difficult to read, the item likely dates from the mid-twentieth century, a period during which international airmail networks expanded significantly and commercial communication between Latin America and Europe intensified.

From a collecting perspective, the envelope can be associated with several thematic categories. It represents an example of Latin American postal history and international airmail communication. It also constitutes a commercial document illustrating the global trade networks connected to the photographic industry. Because it is addressed to Ilford Limited, the envelope is particularly relevant to collections focusing on the history of photographic materials and photographic technology.

In conclusion, this envelope should be regarded not merely as a postal object but as a historical document reflecting the international circulation of photographic technology. The correspondence between a sender in Bogotá and a major photographic manufacturer in England illustrates the global commercial networks through which photographic materials were distributed. For this reason, the document holds significance for both postal history and the economic and technological history of photography.

This item is documented as part of the Photography in Postal History research project.
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