Groos, R. T.
view article (9.986072)
Large Drop Sprinkler. The Band Wagon Slowly Begins to Roll.
Viking Corp.
Sprinkler Quarterly,
No. 47,
38-39,
Fall 1983
Groos, R. T.
view article (9.58703)
Sprinkler Developments Help Control Today's Building Fires.
Viking Corp., MI
Specifying Engineer,
Vol. 53,
No. 5,
78-8-,
May 1985
Groos, R. T.
view article (9.58703)
Large-Drop Sprinklers: Management of High-Challenge Fires in Buildings.
Viking Corp., Hastings, MI
Plumbing Engineer,
32-36,
March/April 1985