½ oz dry gin½ oz brandy½ oz bourbon½ oz lime cordial2 dashes Angostura bitters4 oz ginger beer
instructions :

Shake everything, except ginger beer, with ice cubes.

Stir in ginger beer and pour unstrained into a glass.

Garnish with an orange. slide and mint sprig.

source :
Beachbum Berry’s Sippin’ Safari, created by Joe Scialom (1959)