Bill Van Brocklin

Bill Van Brocklin Jr. is best known for his steam pump designs.

The cover photo of the July-August 1950 edition of "The Live Steamer" features a detailed view of the well known 3/4 inch scale Boston & Maine Atlantic type locomotive built by William (Bill) Van Brocklin Jr of Roslindale, Mass., and it is shown with the builder at the 1949 N.E.L.S. annual Live Steam Meet at Danvers.
Bill Van Brocklin at Carl Purinton's track, Boxford, Massachusetts, circa 1960.
The late Bill Van Brocklin with his 1800 era 4-4-0 which he named "Fire Queen."
A beautiful Illinois Central 4-4-0 "Fire Queen" built by Bill Van Brocklin and owned by Elmer Roth as of 1995. It feaures a coal fired copper boiler, 2 injectors, 2 cyl. steam water pump, 2 injectors, mech. oiler, whistle,hand pump and hydraulic brakes on the tender. She was rebuilt in 1995 by Elmer. Photo by James W. Leggett. From TrainNet.org.
With Bill Van Brocklin's new 4-4-0 on the turntable, the guys look on. Charlie Purinton, George Diamond, Bill Van Brocklin and Cap Purinton. August 22, 1987 meet at Carl Purinton's Boxford Outer Belt track. Photo by Bob Hornsby.
Bill Van Brocklin at Roy's in Danvers, Mass, 1988. Photo provided by Bob Hornsby.
The elevation drawing of the Van Brocklin single-cylinder pump.

Steam Pump

One of Bill Van Brocklin's steam pumps was listed on eBay in December 2013. Here is the description, along with photos.

This little pump will scale properly in both 1" or a smaller 1.5" scale engine. Steam bore is 13/16" and water bore is 1/2". Stroke is approximately 1-1/8".