How to build an Empire Steam Tank

Background

Step 4

Stick bottom section top (2) onto the bottom section.
Stick the bottom section bottom (15) onto the bottom of the bottom section.

step 4a

Step 5

Get the top section top (5) make sure the 22mm diameter circular hole is cut out.
Cut a small piece of 1mm thick balsa wood (20mm x 10mm) and use balsa cement to glue it to the inside of the circle.
Repeat number 2 for other side of the circle.
Cut small pieces of balsa wood to fill in the curve on the pieces of wood sticking up (see photo, step 5).

step 5a

Step 6

Glue the top back (14) onto the top section bottom (4).
Make a support out of balsa wood the same height as the top back (14).
Glue the top section top (5) onto the top of it making sure it aligns.

step 6a

step 6b