Here is a more recent production Larsen pipe. Stamped WO Larsen Handmade Made in Denmark. It has no other stamping. It has several bowl marks. It has been cleaned and polished.
Rated 7 of 10.
Length - 4 3/4 inches
Width - 1 1/2
Height - 2 1/8 inches
Chamber - 13/16
Weight - 1.6 oz