. Electric railway journal . You Can Minimize Overhead Repair Work and successfully cut maintenance costs if you turn to The Macallen Line of strain insulators, hangers, splicing ears, crossings, and otheroverhead material. They are specialty products, designed and built to makeMacallen the standard on American railways. It will pay you to write for information and The Macallen Insulating Joint Adopted by principal air brake manufacturers as part of their standard equipment. Alsoinsulates steam pipes, etc. Shell is seamless drawn steel, nipples are machined from steel rod,and insulati

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. Electric railway journal . You Can Minimize Overhead Repair Work and successfully cut maintenance costs if you turn to The Macallen Line of strain insulators, hangers, splicing ears, crossings, and otheroverhead material. They are specialty products, designed and built to makeMacallen the standard on American railways. It will pay you to write for information and The Macallen Insulating Joint Adopted by principal air brake manufacturers as part of their standard equipment. Alsoinsulates steam pipes, etc. Shell is seamless drawn steel, nipples are machined from steel rod,and insulating material is Macallen Vulcanite Compound, not affected by heat or oil—prac-tically indestructible. May We Send Our Catalog ? The Macallen Company Macallen and Foundry Sts., Boston

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