v 1 1450-1625 / compiled by Peter Beal (pt 1-2) -- v 2 1625-1700 / compiled by Peter Beal (pt 1-2) -- v 3 1700-1800 / compiled by Margaret M Smith (pt 1-3) -- pt 4 / compiled by Alexander Lindsay -- v 4 1800-1900 / compiled by Barbara Rosenbaum and Pamela White (pt 1-3)