Durham, UK

• Croxdale (where Martha grew up) on Wikipedia
• Croxdale Colliery at Durham Mining Museum
• Glossary of UK Coal Mining Terminology
• Sunderland Bridge (William's home before marriage) on Wikipedia
• Pittington (Martha's home before marriage) on Wikipedia
• Waterhouses (where William, Martha, Robert lived before emigrating) on Wikipedia
• Waterhouses Colliery at Durham Mining Museum
• The Black Horse Inn on Hamilton Row (the Watkin's street) in Waterhouses

Joggins, Nova Scotia

• Joggins at Wikipedia
• Joggins Fossil Cliffs on UNESCO web site
• Influence of Joggins cliffs on geology and on Darwin
• The 1860 Oxford evolution debate
• Historic photos of Joggins

Canton, Ohio

• Old McKinley High School on Wikipedia
• Old McKinley High School on National Register of Historic Places
• Timken Company (where William Watkin worked) at Wikipedia

1st Army Enlistment: Hawaii

• Schofield Barracks at Wikipedia

2nd Army Enlistment: New Jersey & Texas

• Signal Corps on Wikipedia
• History of Ft Monmouth
• Ft Sam Houston on Wikipedia
• Camp Bullis, TX on Wikipedia
• Long Branch Beach (near Ft Monmouth) on Wikipedia
• Sea Bright Beach (near Ft Monmouth) on Wikipedia

Curtiss Wright

• Curtiss-Wright at Wikipedia
• History of Curtiss Wright in timeline form, with some photos.
• Brief history of the Cheektowaga plant, from the Cheektowaga Historical Association
• 1942 Employee Handbook for Buffalo plants 1 and 2
• Plane Crash in 1942: P-40 crashed through roof of the plant. 6 killed, 43 injured.
• Photos of the production floor from the Niagara Aerospace Museum Facebook page.
• Life Magazine photos of the Cheektowaga plant, taken in Spring 1941, printed in 9/15/41 issue.
• 9/15/41 Life Magazine at Google Books
• Curtiss P-40 at Wikipedia

Kensington Village Apartments

• Robert and Delores' apartment on Google Maps
• On National Register of Historic Places
• Kensington Village Apartments at Wikipedia
• The rental web site today

Western Electric

• Western Electric at Wikipedia
• The Story of Western Electric booklet
• Closing of Tonawanda Plant: Jan 9, 1976 New York Times