304020 - Sliding Window, Perspex, 1952 to 1953 only Land-Rover Series 1 £43.20 Quantity: at £43.20 each Add To Basket 1 in stock. Sliding Window, Perspex, 1952 to 1953 only Manufactured in 5mm clear Acrylic (modern equivalent of Perspex) with polished edges and rounded corners. Later version with plastic knob glued to window. For earlier type with finger pull hole. see 300940.