Percy H. Walker

1867

• The fluorescent test for mineral and rosin oils
• Some technical methods of testing miscellaneous supplies
• The ignition of precipitates without the use of the blast lamp
• Comparative tests of chemical glassware
• Paint for priming plaster surfaces
• Paint manual
• Shellac
• Slushing oils
• The use of paint on the farm
• Use of United States government specification paints and paint materials