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William M. Barr
Delaware (Dover) - Plumbing - Master Plumber
Lapsed -
William C Bell
Delaware (Conroe) - Plumbing - Master Plumber
Lapsed -
Walter T. Bissett, Jr
Delaware (Edgewater) - Plumbing - Master Plumber
Lapsed -
William O. Breithut, Jr
Delaware (Pocomoke City) - Plumbing - Master Plumber
Active -
William W. Brown
Delaware (Berlin) - Plumbing - Master Plumber
Active -
William S. Cain, Jr.
Delaware (Millsboro) - Plumbing - Master Plumber
Active -
William R Buss
Delaware (Wilmington) - Plumbing - Master Plumber
Lapsed -
William Dwayne Clarke
Delaware (Seaford) - Plumbing - Master Plumber
Active -
William H. Cline, Jr
Delaware (Bear) - Plumbing - Master Plumber
Active -
William E Cook, Jr
Delaware (Dover) - Plumbing - Master Plumber
Active -
Walter D Cooper
Delaware (New Castle) - Plumbing - Master Plumber
Active -
William R Coverdale
Delaware (Bridgeville) - Plumbing - Master Plumber
Lapsed -
William T Cox, Jr
Delaware (Smyrna) - Plumbing - Master Plumber
Lapsed -
William J Davis, Jr
Delaware (Millsboro) - Plumbing - Master Plumber
Lapsed -
Wilson T. Davis
Delaware (Wilmington) - Plumbing - Master Plumber
Active -
William G Day, Jr
Delaware (Chadds Ford) - Plumbing - Master Plumber
Lapsed -
William G Day, Sr.
Delaware (Chadds Ford) - Plumbing - Master Plumber
Active -
William DelCampo
Delaware (Wilmington) - Plumbing - Master Plumber
Active -
William H. Ebert
Delaware (Bear) - Plumbing - Master Plumber
Active -
William G Ferguson
Delaware (New Castle) - Plumbing - Master Plumber
Active