Jupiter Transparencies Colour transparencies of the Jupiter model. The first sequence is 3 strips of 2 1/2 inch photographs of the Jupiter model marked J121 - 123 & J128-133. There is another strip of three shots which are unmarked. The next sequence is of colour transparencies measuring four by five inches running from 172 to 191. Missing in the sequence are 178, 182 and 188. 1966-1968