Uploaded March 2014 | Updated September 2026, 2 weeks ago
This video is demonstrates how to make a clamshell portfolio, also called a drop spine box. Post questions in the comments below. You can see more information on book art related topics at jimescalante.net/teach
0:40 Making measurements.
01:25 Materials selection.
02:20 Parts of a portfolio box.
02:50 Measurements for the bottom tray.
03:55 How to assemble the bottom tray.
04:52 Covering the walls of the tray.
08:06 Cut and turn ins for the open section of the tray.
13:32 How to cover the base of the tray.
14:10 Assembly of the outer case.
19:10 Final assembly of the portfolio.
This video is demonstrates how to make a clamshell portfolio, also called a drop spine box. Post questions in the comments below. You can see more information on book art related topics at jimescalante.net/teach
0:40 Making measurements.
01:25 Materials selection.
02:20 Parts of a portfolio box.
02:50 Measurements for the bottom tray.
03:55 How to assemble the bottom tray.
04:52 Covering the walls of the tray.
08:06 Cut and turn ins for the open section of the tray.
13:32 How to cover the base of the tray.
14:10 Assembly of the outer case.
19:10 Final assembly of the portfolio.
