k ▁I , ▁Mat ilda ▁I ▁( A 1 1 ) ▁▁ ▁The ▁Mat ilda ▁I ▁was ▁a ▁machine ▁gun ▁armed ▁inf antry ▁support ▁tank . ▁It ▁had ▁been ▁built ▁down ▁to ▁a ▁price ▁and ▁for ▁quick ▁delivery . ▁Those ▁not ▁lost ▁during ▁the ▁fighting ▁of ▁the ▁battle ▁of ▁France ▁were ▁abandoned ▁at ▁D unk irk . ▁The ▁few ▁left ▁in ▁the ▁UK ▁were ▁retained ▁for ▁training ▁only . ▁ ▁Total ▁production ▁ 1 9 3 7 – 4 0 : ▁ 1 4 0 . ▁ ▁T ank , ▁Infantry , ▁M k ▁II , ▁Mat ilda ▁II ▁( A 1 2 ) ▁ ▁The ▁Mat ilda ▁II ▁was ▁produced ▁by ▁V ul can ▁Found ry , ▁John ▁F ow ler ▁& ▁Co ., ▁R ust on ▁& ▁Horn s by , ▁the ▁London , ▁Mid land ▁and ▁Scottish ▁Railway , ▁Har land ▁and ▁Wol ff , ▁and ▁the ▁North ▁British ▁Lo comot ive ▁Company . ▁ ▁As ▁well ▁as ▁Mark s ▁I , ▁II , ▁III , ▁IV ▁and ▁V ▁of ▁the ▁Mat ilda , ▁some ▁were ▁re built ▁with ▁the ▁Canal ▁Def ence ▁Light ▁ ▁Total ▁production ▁ 1 9 3 7 – 4 3 : ▁ 2 , 9 8 7 . ▁ ▁T ank , ▁Infantry , ▁M k ▁III , ▁Valent ine ▁ ▁Valent ine ▁was ▁a ▁private ▁development ▁by ▁V ick ers ▁that ▁was ▁accepted ▁by ▁the ▁War ▁Office . ▁It ▁used ▁the ▁susp ension ▁of ▁their ▁pre - war ▁A 1 0 ▁He avy ▁Cru