On March 1, 2019, the 10,000th document was added to the APT Building Technology Heritage Library, a free online archive of period architectural trade catalogs, house plans books, and technical building literature.

The Association for Preservation Technology International celebrated its 50th birthday in unparalleled style this past September at their annual conference, where I was pleased to join over 700 architects, engineers, practitioners, and emerging professionals in Buffalo, New York.