The Bob (Robert) Gray collection of electrical objects. Bob Gray was an electrical service contractor based in Wrexham. He collected a wide range of electrical appliances and fixed installation components as a hobby whilst running his business between 1948 and 2012.

Bob Grey left school at 14 to become a bricklayer. On his first day an electrician came to the site and Bob was fascinated. He didn’t complete one day as a bricklayer. Instead, he joined the electrician as his apprentice. Bob completed his electrical training in the RAF and went on to open an electrical business. Gray's Electrical Services, ran for around 50 years. He was a keen historian and collector. He amassed a vast collection of domestic electrical equipment.