The Bogside Publishing B-320N is a 4-5/8" x 7-1/4" transit field book with numbered pages. It has a 8x4 grid printed on white ledger paper that has 50% cotton content and is specially formulated for maximum archival service, ease of erasure and protected by a water resistant surface sizing. It has 160 pages with a 16 page curve table. This high-quality field book has sewn in pages with a water-resistant hard cover and is printed and bound in the USA with a very high quality control. If you're looking for yesterday's quality, then you've found it with Bogside Field Books.
The Bogside B-320N is the replacement equivalent for the Elan E64-8x4.