Growth of the Land-wasser-schlepper (Land-Water-Tractor) had been just for purchase in 1936, although the very first 7 cars was in fact finished in July of 1940. Another 14 had been certainly produced by March of 1941. It had been designed by Rheinmetall-Borsig as an amphibious automobile to be used by designers nonetheless it lacked storage space and loading/unloading access. To overcome this problem, unique 10 and 20 ton amphibious trailers were made. It carried three to five guys group and 20 people. Another issue was at fact it was unarmored and might perhaps not run effortlessly inside fight area. LWS saw solution in Russia and North Africa .