Here is a plan also built by a European, Guenter Kallies, which is similar to the Unimat, but with larger dimensions. All measurements are metric and there are no castings used. Instructions are relatively clear and include material lists. If you want to avoid the castings in the Gingery plans, this may be an option.
To download the 32 page pdf click Build Your Own Lathe 3 MB.
The Emco - Unimat Model "SL"