In his 1948 The Fine Art of Mixing Drinks, David Embury says of the Alaska, "This is also sometimes called the Oriental. It can be greatly improved by...
I've also tried the Straub and now Savoy recipes. 3:1 still wasn't doing it for me. But then I tried 50:15 ml, and that was the one! First time I used Regan's, but second time Angostura orange, so I'm not yet sure how much that factored in.
Tried both the Savoy and Straub recipes and I preferred this. Straub is too sweet for an aperitif, in my opinion. I think I would go with a Ford over either of them, however.