Parts with Hinges - LEGO® Hinge Brick 1x2 Locking with 2 Fingers Horizontal End - The shop Briques Passion
On the history of hinges. Why, and when, did LEGO swap from those on the left to the other? I assumed at first it was a strength thing, but I'm cleaning up
Hinge Plate 1 x 2 with 3 Fingers (Undetermined Type) : Part 4275 | BrickLink
Parts with Hinges - LEGO® Hinge Plate 1x4 Swivel - The shop Briques Passion