Any help with these two most gratefully recieved...
21a Blundering American general in Rome once (7) C_A_S_S chassis?
38d As ponies may be most advantageously used for transport (10) _E_T_I_D_N
Thanks in advance
Best ridden and bestridden (another word new to me). Very clever. I always like it when it turns out I didnt know the words and wasnt just being lazy. Thanks again.