Mailbox Geocache

I had a request for a mailbox-shaped geocache container and came up with this. It's a remix, blending two already existing models by others, with some visual and structural changes. I referenced both models so the OPs get credit for their work.

The original mailbox object is from https://www.thingiverse.com/thing:681260,
Tiny Mail mailbox, by Gizmoticist. I added a non-working flap door, with block handle at the top and various internal changes to support the new container section.

The internal container is from https://www.thingiverse.com/thing:1777225,
Waterproof beach storage tube, by KostjaXx, but the closure is modified to eliminate the provision for a gasket and a short cylindrical insert added to extend the male threads so they'll properly engage the female threads. The container is rigidly integrated into the mailbox body with internal supports at the top and an internal gusset where it penetrates the box bottom.

I printed the entire object at X1.5 to produce a fi