This one is from a McDonald’s Promotional Set: Sea Eagle (1642) from 1989:
Tag: Planes
Biplane
Today’s model is a biplane, set 613 from 1974:
Basic Building Set Helicopter
Today’s model is a minifig compatible helicopter from “Basic Building Set 1879” from 1992:
Basic Airplane
This is a pretty basic airplane from Basic Building Set 515 (1990):