- J1= Jackson, H. & M. "Workington 1" (Maryport, ND)
- J2= Jackson, H. & M. "Workington 2" (Maryport, ND)
- J3= Jackson, H. & M. "Workington 3" (Maryport, c1984)
- J4= Jackson, H. & M. "Workington 4" (Maryport, ND)
- J5= Jackson, H. & M. "Workington 5" (Maryport, ND)
- J6= Jackson, H. & M. "Workington 6" (Maryport, ND)
- J7= Jackson, H. & M. "Workington 7" (Maryport, ND)
- J8= Jackson, H. & M. "Workington 8" (Maryport, ND)
- JF= Jackson, H. & M. "Workington in Former Times" (Maryport, ND) (front cover = page 1)
- JF= Jackson, H. & M. "Workington in Former Times" (Maryport, 1990s) (front cover = page 1)
- JG= Jackson, H. & M. "Workington: Some Golden Moments" (Maryport, ND) (front cover = page 1)
- JH= Jackson, H. & M. "Harrington Flashback" (Maryport, ND) (front cover = page 1)
- JM= Jackson, H. & M. "Workington: History in the Making" (Maryport, ND) (front cover = page 1)
- JN= Jackson, H. & M. "Workington Industry in the 19th Century" (Maryport, ND) (front cover = page 1)
- JS= Jackson, H. & M. "Workington Scrapbook" (Maryport, ND) (front cover = page 1)
- JT= Jackson, H. & M. "West Cumberland Transport Down the Years" (Workington section: front cover = page 1)
- JW= Jackson, H. & M. "Workington & Harrington Album" (Maryport, ND) (front cover = page 1)
- W1= Woodruff, D. & Walker, K. "Workington in old picture postcards volume 1" (Zaltbommel, 1987/1993)
- W2= Woodruff, Derek "Workington in old picture postcards volume 2" (Zaltbommel, 1990)