Floating Jacket Life-Light, by GEC, ?20th Century

Green-grey cylindrical metal tube with a lid that lifts off. Paper label with image and text. Base is wrapped with coated textile tape. Two wires coming out of the base, twisting along their lengths, attach to a second cylindrical tube. Second tube is primarily wood with a metal base and metal cap with a plastic dome containing a small light bulb. There is a gap in the wood on either side of the cylinder revealing the wires.