Vintage 1940s 1950s PRIM Czechoslovakia Desk Pen Stand with Perpetual Calendar in Original Box

Vintage 1940s–1950s desk pen stand with perpetual calendar by PRIM, Czechoslovakia, in original box. Base is glossy black, likely bakelite or early plastic. Two red bakelite/plastic blocks hold the calendar cards: date, month, and weekday in French (all cards present and complete). On the back right of the backplate is a fully 360° rotatable pen holder with stepped art deco chrome base and black shiny pen holder (pen not included). Originally sold by Papeterie Anglaise, Gent, Belgium (sticker underneath). Excellent vintage condition with minimal signs of age and wear; looks very unused. Dimensions: Width: 14.5 cm Depth: 8 cm Height: 9 cm