Those were the years when the most successful and highly publicized musical acts were groups such as Three Dog Night and Creedence Clearwater and AliceCooper.
There was also a variety of one-off items, including a set of stocks which celebrities including AliceCooper, Jonathan Ross, One Direction and Michael Douglas have posed in.
Braka, one of London's leading art dealers, is a tall, proudly skinny man well known for his occasional AliceCooper eye makeup and a general heavy-metal aesthetic that he nurtures.