MacAleese's Case

In MacAleese’s Case, 301 Mass. 25, we held that the employee of one Lamb, who was not insured under the workmen’s compensation law, was entitled to compensation from the insurer of H. P. Hood & Sons, Inc., with whom Lamb had a contract to remove a transformer from the *514Hood plant. Liability of Hood’s insurer was predicated upon the ground that the work under Lamb’s contract was performed on the premises of the Hood company and was “part of or process in” and not “merely ancillary and incidental to” the trade or business of that company. G. L. (Ter. Ed.) c. 152, § 18. The case is here again for…