Filtered Rosin Products, Inc. (FRP)"became a business entity in 1939" [July 12, 1949, memorandum to Mitchell, Donahoo, & Rogers, in Correspondence, 1949-1954, Folder 04, with a fuller account in the May 5, 1948, memo to them in Folder 03] producing the pine tree gum used in ship building (hence the term naval stores used to describe the industry) and more recently processed into paints, plastics, pharmaceuticals, and synthetic rubbers as well as by-products, turpentine and rosin.
FRP operated plants in Brunswick, Douglas, Baxley, and Valdosta, constructin new plants in Jacksonville, FL, in 1941, and McRae, GA, in 1944. During World War II all the old plants were redesigned and rebuilt. Each plant operated separately with its own personnel, supplies, and local bank account; however they would draw upon the main Brunswick office for cash as needed.
From the description of Filtered Rosin Products, Inc., and related industries records, 1937-1959. (Georgia Department of Archives and History Library). WorldCat record id: 122560963