Car bumper picnic table
Perhaps the thought of a drive out into the countryside to enjoy a picnic possibly might have crossed the mind then, as assorted tempting offers were available, such as the ‘APT’ Car-Bumper Picnic Table. Available from Eric Binns Ltd., 23 Gloucester Mansions, Cambridge Circus, London WC2 which retailed at 39s 6d (approx. £2 today) plus postage of 4s 6d (just under 25p today) might have been considered.
According to the advert, it clamped onto the bumper of your car (with plastic coated clamp ends