I like a good mystery.
Another polish site gives this list for the Warzaw Motorised Cavalry Brigade:
Motorised Cavalry Regiment:
-4 Line Squadrons, each of three platoons, each of four sections with 6 men
-1 Recon Squadron with Bicycle plt, tankette plt and MC platoon
-1 HMG Squadron with four MG platoons, each with 4 MGs, and two mortar platoons each with 2 81mm mortars.
-Engineer platoon (four sections)
-AT-Platoon with four guns
-Signals Platoon
-Technical Platoon
-Administrative Platoon
From:
http://pl.wikipedia.org/wiki/Ordre_d...walerii_w_1939 (abit further than halfway down the page)