Vincent McDevitt was John McShain's attorney and close friend from the early 1930s through the mid 1970s. McDevitt was active in Republican Party politics serving as assistant district attorney and as a member of the Pennsylvania Public Utilities Commission in the 1930s and 40s. The papers in this subseries document most of the legal work that McDevitt did for John McShain and John McShain, Inc. in the 1930s and 40s. Included are copies of the articles of incorporation for John McShain, Inc. of Delaware, New Jersey, and Maryland. Case files document John McShain and Vincent McDevitt's involvement with the Sedgwick Farms Development Corporation - an innovative Philadelphia middle income housing complex, as well as litigation involving clients and subcontractors. Files from the Pennsylvania Turnpike case describe John McShain's work on the project, and his relationship with Andrews & Andrews - the paving contractor that did the portion of the road between Harrisburg and Pittsburgh and on whose board of directors John McShain sat