H. Cholmondeley-Pennell, Fishing Gossip, Edimbourg, A. & C. Black 1866, pp. 71-72.
Archives du mot-clé buoy
The mortar he uses is firm and excellent
Anonyme « Masons of the world », New York, The Little American, vol. II, n° 8, 5 février 1864, p. 58.
Proofs of design
Henry Gardiner Adams, The Wild Flowers, Birds, & Insects of the Months, Londres, James Hogg and Sons, 1862, p. 44-46 : chap. « Proofs of design ».