Hydraulic Control Systems by Herbert E. Merritt is a comprehensive engineering resource published by John Wiley & Sons. This classic technical text provides in-depth analysis and design principles for hydraulic components and systems, making it an essential reference for mechanical and fluid power engineers. The book features a durable dark blue cloth-bound hardcover with gold gilt lettering on the spine and front cover. This particular copy is a later printing of the 1967 edition, maintaining its relevance for professionals and students in the field of fluid mechanics and control engineering. The exact publishing date is not available; likely post 1991. Ships from Colorado, USA.