Place the book on the support board, the spine towards the short side of the board. Bring a
square in contact with both the edge of the board and the spine of the book, making sure that both are aligned flush to the square.
From:
Administrator (admin)
(Wed Feb 23 08:12:21 2005)
The book should not be forced unto the square
(unless its binding is cocked or askewed) but instead rest naturally on the board.
With a sharp pencil mark the spot of the cover's foredge.
This is the only measurement one needs for the width of the trays.