Im sure this is correct, its easy and dont worry about the 'a7' and 'd7's, 
although it is more effective with them, it is still  right if you just play plain 'a' and 'd'
***ENJOY***

-no capo-

VERSE
     G (320003@1)                             C (x32010@1)       A7Blue (x02020@1)smoke goes drifting by into the deep blue sky
    D (xx0232@1)             D7 (xx0212@1)         G (320003@1)  D7And (xx0212@1)when I think of home I sadly sigh
   G (320003@1)                             COh (x32010@1)I can see you there with loving tears in your eyes
D (xx0232@1)          D7 (xx0212@1)          G (320003@1)      G7As (320001@1)we fondly said our last goodbyes.

CHORUS
    C (x32010@1)                     GAnd (320003@1)as I sailed away with a longing to stay
  A7 (x02020@1)                        D (xx0232@1)       D7I (xx0212@1)promised I'd be true and to love only you
     G (320003@1)                 C (x32010@1)          A7Blue (x02020@1)smoke goes drifting by into the deep blue sky
   D (xx0232@1)         D7 (xx0212@1)            G (320003@1) D7My (xx0212@1)memories of home will never die.