 By 1967 it was becoming clear that the Martlet-4 would not be ready by the time the funding ran out in 1968.An effort started to build a simplified version, the GLO-1A (Gun-launched Orbiter, Version 1A), based on the Martlet-2G.Continued budget pressures, changing public attitudes towards military affairs, negative reviews from the press and other researchers in Canada and a change of government all conspired to ensure that Canadian funding was not renewed in 1967.