only 4 to go, any help would be great,
12d Style of double-breasted jacket originally worn by sailors during harsh weather(6)
26a Unit of gravitational acceleration equal to one centimetre per second per second(3)
79aTrack or trail of an animal(5)
49d Breed of dog with a wiry reddish-brown coat(5,7)
Thanks in advance, and merry Christmas to you all!