Buying Art 101.3: John Marin Watercolors.

Our third in a series of "White Papers" on the nuts and bolts of an individual artist's market.

We talked last week about the rule of buying works on paper—prepare to spend about 10% of a work on canvas. And we talked about why that’s often not a great rule, particularly with artists that worked primarily on paper, as did Charles Burchfield.¹ But what about artists that worked in both media? I have just the case study for you in one John Marin. Beh…