Henry O'Connor

• Gas manufacture and lighting
• Luther's own statements concerning his teaching and its results
• Luther's own statements concerning his teaching and its results, taken exclusively from the earliest and best editions of Luther's German and Latin works
• Petrol air-gas
• Petrol Air-gas; a Practical Handbook on the Installation and Working of Air-gas Lighting Systems for Country Houses
• Gas Engineer's Pocket-Book . .
• Luther's Own Statements
• Luther's Own Statements Concerning His Teaching and Their Results
• The gas engineer's pocket-book, comprising tables, notes, and memoranda relating to the manufacture, distribution, and use of coal gas and the construction of gas works