Polish artillery was a mixture of vintage and modern artillery. There main anti-tank gun was the 37mm Bofors. Another Bofors design was used in their light anti-aircraft units with the 40mm Wz.36. Regimental artillery was mainly equipped with 75mm Wz.97 field gun which was a French design plus older Skoda 10cm howitzers. Higher up the scale the Polish army used mainly French and Skoda weapons to arm their heavy regiments.