José Veloso de Castro was a multifaceted figure — soldier, cartographer, colonial administrator, postcard publisher and magazine owner — who consistently used photography as a personal and professional tool. An analysis of his life shows how his visual output intersects with colonial administration, publishing and cultural production, while archival traces beyond images reveal a complex, troubled biography that raises questions about power, memory and historical representation. His work is significant for historians of photography, colonialism and cultural history because it documents and shapes narratives of empire even as it reflects the ambivalences of its creator.