Fig. 11

Comparison of GPR radargrams of beams from three different trusses from churches in a) Trutnowy, b) Pruszcz Gdański I, c) Kiezmark and d) Koźliny

Comparison of GPR radargrams of beams from three different trusses from churches in a) Trutnowy, b) Pruszcz Gdański I, c) Kiezmark and d) Koźliny