There has been some discussion about the later No. 4 conversions to /2 and /3 status, and on to the L8A1/2/3/4/5 series. Here is a picture of an L8A3 that I've scoured off the net somewhere. PB has referenced his copy, and having seen a few in the higher latitudes of the USofA, alas, none have yet found to favor the warmer climes....(as of yet).....