Links:

• National Park Service papers:
  • Vault Lights History and Concrete Vault Lights
  • Replacement Glass for Historic Prismatic Transoms
  • Repair and Reproduction of Prismatic Glass Transoms
• Surveys:
  • Historic Sidewalk Prisms in Victoria, British Columbia
• Restoration:
  • Historic Preservation Project for Neuhauser Pharmacy
• Forgotten NY:
  • SUBWAYS and trains
  • street scenes (manhole & coal chute covers)
• U.S. Societies
  • The New-York Historical Society [Tice & Jacobs catalog; call number TH2487 .T53 1883]
  • The Society for the Preservation of New York City Manhole Covers (Location has changed several times, and is once more defunct; once http://www.nycmanholecovers.org, http://pearlstreetrevival.typepad.com/nycmanholecovers, http://home.earthlink.net/%7Ebeautyunderfoot/, etc)
  • The Western Reserve Historical Society [Cuyahoga/Cleveland data]
  • Recent Past Preservation Network
• U.K. Societies and Museums
  • The Building Conservation Directory (online version)
  • The Cuming Museum (Hayward Brothers)
  • Greater London Industrial Archaeology Society, esp June 2002 News
  • Institute of Historic Building Conservation
  • Maldon Archaeological and Historical Group's Underground Maldon
  • Scottish Ironwork - "scottishironwork.org is the world-wide focus to celebrate the Scottish ironwork tradition. It is an exciting resource that provides information for those interested in wrought and cast ironwork manufactured or found in Scotland. On this site you will find historical information, an online database, technical area and special features."
• Installations:
  • Johnsen and Company Building (1883), Luxfer transoms
• For Sale:
  • NOS 1880s vault lights for sale here! [Just discs left now]
• Miscellanous
  • Brief History of Manhole Covers
  • Sidewalk Basements on the Internet
  • Sidewalk Vault Lights (New York Daily Photo)
  • Titanic · The New Exhibition shows a set of Haywards pavement lights used as deck lights.
  • The recognition of significant historic character and fabric, archaic materials and earlier building systems and technology
  • Your Transoms are Showing, We Hope!!!
  • Oshkosh Down Under [There's got to be good vault light stuff in here]
  • Manhole Covers Etc.
  • Streetscapes/Subway Platforms; Letting the Sun Shine In