The Oseberg Ship: Reconstruction of Form and Function, by Vibeke Bischoff. The Viking Ship Museum, Vindeboder 12, 4000 Roskilde, Denmark; www.vikingeskibsmuseet.dk. Hardcover, 294 pp., glossary, bibliography, index, extensive photographs and technical drawings, and an afterword by Jan Bill. $60 (Amazon or www.casemateacademic.com), £48 (www.pen-and-sword.co.uk).
VASA II: Rigging and Sailing a Swedish Warship of 1628, Part 1, written and edited by Fred Hocker with numerous coauthors and contributors. VASA Museum, Stockholm, Sweden. Hardcover, 472 pp., prolific details including photographs and exploded-view renderings. $115 (www.nordicacademicpress.com, or in the U.S., www.casemateacademic.com).