First, try "Tfc", not "Ftc".
Some short info is available at: http://derela.republika.pl/ftb.htm
These were several Ford T cars, armoured esp. for Polish-Bolshevik war of 1920-22. Nobody else used it. Since this kit has been produced in 1/35 as well as 1/72, there are several articles in Polish modelling press as well as on the Internet. Landships have one.