Lot 1731 PMorehead's Neurodyne, 4¢ blue, trial color large die proof, on India die sunk on card (112x74mm), fresh and pristine, Very Fine and choice, scarce, ex-Joyce.
Scott No. RS186TC1 $500.
Lot 1732 oMorehead's Neurodyne, 4¢ black, old paper, strong color, tiny thin speck of little consequence, otherwise F.-V.F., very rare with only 17 recorded in the Aldrich census (of which 9 are reported to be faulty), ex-Schuepbach.
Scott No. RS186a $3,000.