 Nyorai kupfuurira kweiyi ndima - Bostwick yakanyorwa paNational Register of Historic Places muna 1975. Imba yacho yakakuvadzwa kuchamhembe chimney uye denga muna August 2011 kumabvazuva kwemhenderekedzo yegungwa kudengenyeka. Muna 2012, Preservation Maryland yakaisa Bostwick pane yayo runyorwa rweanotyisidzirwa enhoroondo zvivakwa. 