Abstract :
“Fuel tests with house-heating boilers,” by J. M. Snodgrass, is issued by the engineering Experiment Station of the University of Illinois as Bulletin No. 31. It reports 130 tests of anthracite, Pocahontas coal, coke and Illinois coal made in connection with two types of house-heating boilers. Copies may be obtained gratis upon application to W. F. M. Goss, Director of the Engineering Experiment Station, University of Illinois, Urbana, Illinois.