T O'Conor Sloane – författare

Liquid Air And The Liquefaction Of Gases

Liquid Air And The Liquefaction Of Gases

How To Become A Successful Electrician; The Studies To Be Followed, Methods Of Work, Fields Of Operation And Ethnics Of The Profession

Electric Toy Making for Amateurs

Rubber Hand Stamps and the Manipulation of Rubber

Rubber Hand Stamps and the Manipulation of Rubber

Rubber Hand Stamps and the Manipulation of Rubber; A practical treatise on the manufacture of India rubber hand stamps, small articles of India rubber, the hektograph, special inks, cements, and allied subjects

in large print