Fun facts about LEGO

The head of the "German mechanic" from the LEGO Indiana Jones sets 7683 "fight on the Flying Wing" is the same as that of the Hoth Officer from the Star Wars set 8083 "Rebel Trooper Battle Pack"

The LEGO Indiana Jones set 7621 contains a hieroglyph depicting C-3PO and R2-D2 from Star Wars, a reference inserted into the film by George Lucas. In the movie scenes, the hieroglyphics are on the walls of Well of Souls.

Jock's plane has the registration number "OBI-CPO", which could refer to Obi-Wan Kenobi and C-3PO, since Harrison Ford is the actor for both Indiana Jones and Han Solo.
This set was part of the Product Collections set K7623 Indiana Jones Classic Adventure Collection.