Here is a list of albums you can buy in the shops. This list is not totally complete but it groups together all the quality albums available in France. Also, for the original (English) versions, it groups together all Calvin & Hobbes strips published so far.
A list :
The original format (italian size) : 175 pages with
2 strips per page.
|Homicidal Psycho Jungle Cat|
The Days Are Just Packed
|There is treasure everywhere|
It's a magical world (the last one ever published)
And a great collectable since it gathers together various strips and interviews with Bill Watterson :
The Tenth Anniversary Book
Some smaller formats but thicker : more than 250 pages
with 3 strips on each page and very cheap !
Essential Calvin and Hobbes (the very first strips) : contains Calvin
andHobbes and Something under the bed is drooling.
Indispensable Calvin and Hobbes : contains The Revenge of the
baby-sat and Scientific progress goes Boink.
Authoritative Calvin and Hobbes : contains
Ho ! and Weirdos from another planet.
And the last album only in black&white :
Attack of the Deranged Mutant Killer
Monster Snow Goons