Vintage John H. Martin Hand Colored Map of Nantucket “Soil Associations” Consign Now DeptNantucket ArtSizeOverall 22 in. x 32 in. Vintage John H. Martin Hand Colored Map of Nantucket “Soil Associations”, color key showing the different soil types and locations of each on the island, by John H. Martin Harvard University. Overall 22 in. x 32 in. Please note that this auction has ended. Click here for an overview of this auction.