Cagney and Lacey The Complete Series
 

Cagney & Lacey The Complete Series - 30th Anniversary
Cagney & Lacey 30th Anniversary Collection Vols. 1-3
Cagney & Lacey 30th Anniversary Collection Vols. 4-6
Cagney & Lacey The Complete First Season
Cagney & Lacey The Complete Second Season
Cagney & Lacey Season 3
Cagney & Lacey-Season 3 Part 1
Cagney & Lacey Volume One Part One
Cagney & Lacey Volume One Part Two
Cagney & Lacey Volume Three Part Two
Cagney & Lacey Complete Volume Four
Cagney & Lacey Volume Four Part One
Cagney & Lacey Volume Four Part Two
Cagney & Lacey Volume Five Part One
Cagney & Lacey Volume Five Part Two
Cagney & Lacey The Menopause Years

i think this is how it breaks down:

Volume 1 - The True Beginning
Season 2 (1982/3)
Part 1 - eps 7-18
Part 2 - eps 19-28

Volume 2 - Back by Popular Demand
Season 3 (1984 Spring)
eps 29-35

Volume 3 - Success at Last
Season 4 (1984/5)
Part 1 - eps 36-48
Part 2 - eps 49-57

Volume 4 - Even More Success
Season 5 (1985/6)
Part 1 - eps 58-69
Part 2 - eps 70-81

Volume 5 - Quality Control
Season 6 (1986/7)
Part 1 - eps 82-93
Part 2 - eps 94-103

Volume 6 - Winding Down
Season 7 (1987/8)
Part 1 - eps 104-115
Part 2 - eps 116-125

Volume 7 - The Lost Episodes
Season 1 (1982)
Pilot
The Menopause Years