Unidentified photographer, 1920 (ca), Khun Sanphakit Vijarna, winner of Siam Motorcycle Racing on October 30, 1920 is posing, riding a Harley Davidson motorcycle, twin cylinder 1920 model, an image for commercial advertising., Gelatin silver print, detail, National Archives of Thailand, LL/84213

Unidentified photogrtapher, 1904-1905, Group photo of the junior royals taken beside Ruen Ton residence, Dusit Palace, Gelatin silver print, National Archives of Thailand, LL/92583

Unidentified photographer, 1920 (ca), Khun Sanphakit Vijarna, winner of Siam Motorcycle Racing on October 30, 1920 is posing, riding a Harley Davidson motorcycle, twin cylinder 1920 model, an image for commercial advertising., Gelatin silver print, National Archives of Thailand, LL/84212

Unidentified photogrtapher, 1897 (ca), Royal members from the Inner Court enjoying their cameras, Postcard, National Archives of Thailand, LL/92582

Unidentified photographer, 1903-1906, Holding a camera, King Chulalongkorn poses together with his children and other members of the royal family at Bang Pa-In Palace in Ayutthaya., Glass plate, National Archives of Thailand, LL/126574

Unidentified photographer, 1902, Sultan & Grandfather of Terengganu Sultanate in Bangkok, Photograph, National Archives of Thailand, LL/121751