Research Christel Gertrud Mcdonald Posted by Who's Who Site Administrator on September 4, 2018 Most Recent Title: Historical Researcher Company: Coun. Min. EEC Industry: Research Years in Industry: 60 Years affiliated with Marquis Who’s Who: 24 Contact Christel Gertrud Mcdonald: Name(required) Email(required) Website Comment(required) Submit Δ Share this:TwitterFacebookLinkedInLike this:Like Loading...