1-1/2c Yellow Brown, Rotary Press Imperforate, Without Gum Breaker Ridges (631 var). Mint N.H. block of four with crossed gutters and dashes, rich color, unusually large margins, Extremely Fine Gem, ex Depew, with 2003 P.F. and 2015 P.S.E. certificate (Superb 98; unpriced in SMQ)