upper left in plate: Eddy Stone: upper right in plate? JC (in monogram) No 72
Donald Vogler, Portland, OR; gift to NGA, 2017.
- Lumsden, E.S. "The etchings of John Clerk of Eldin." Print Collector's Quarterly 12 (1925): 66, ii/ii
- Bertram, Geoffrey. The Etchings of John Clerk of Eldin. Taunton, 2012: no. 89, ii/ii