Jean_LAMESCH_Sliderules_Collection_NBX

1799_GFT_14_5mm_ARTILLERY_TRAINER M31

This and the next items are GFT's (Graphical Firing Tables) with no slider. This one was used for training the firing of 14.5mm munition at high angle (to reach close targets). Wooden corpus, 460mm long, double-side cursor with plexiglass window. There is a reference at Google Books, which indication of Queens Printer, 1963. It is not downloadable. More information here.