Watford: Upgrades on tap for Lambton's last operating Carnegie library Lambton County’s only operating library built with funds from U.S. steel tycoon Andrew Carnegie is expected to be in use for years to come. Article content Lambton County’s only operating library built with a donation from U.S. steel tycoon Andrew Carnegie is expected to keep welcoming patrons for years to come. Article content The Watford library building, constructed in 1912 with $6,000 from Carnegie, is maintained by Warwick Township as the home of the municipality’s only Lambton County Library branch. Try refreshing your browser, or Watford: Upgrades on tap for Lambton's last operating Carnegie library Back to video We apologize, but this video has failed to load. “I think it’s pretty special to have a Carnegie library within our branch system,” said county library manager Darlene Coke.