Printed forms of enquiry and letters of instruction were sent to thirty-seven lighthouses and lightvessels on the east coast of England. Twenty-five stations have sent in returns, and twelve have failed to do so. The stations from which co-operation was asked are as follows, commencing with the most northerly. Those from which returns have been received are marked with a *.
Berwick. *Longstone, on the most easterly of the Farn Islands; white light, revolving every 30 seconds. *Farn Islands (two lights); white, revolving every 30 seconds. *Coquet Island, coast of Northumberland; two white lights in same tower. Souter Point. *Teesmouth, No. 5 Buoy Lightvessel; one white light, fixed. *Whitby, High Light; while, fixed. Flamborough Head; two white, one red flash, revolving every half minute. Spurn Point. *Spurn, Lightvessel, six miles S.S.E. of Spurn Point; white, revolving every minute. Bull, Lightvessel, mouth of Humber. *Outer Dowsing, Lightvessel, 53 miles E.S.E. Spurn; red light, revolving every 90 seconds. *Inner Dowsing, Lightvessel, 17 miles E. Sutton, on Lincolnshire coast; green, 20 seconds. Dudgeon, Lightvessel, 35 m. E. Skegness, Lincolnshire coast; white, fixed. *Leman and Ower, Lightvessel, 48 miles E.N.E. of Cromer; two white lights, one fixed, one revolving. *Hunstanton, Lighthouse, white, fixed. *Cromer, Lighthouse; white, revolving every minute. Hasborough, Lighthouse; white, fixed. Winterton, Lighthouse; white, fixed. *Newarp, Lightvessel, 12 miles N.E. Winterton; white, three quick flashes, and 36 seconds in a minute dark. *Cockle, Lightvessel, 3 miles E. Yarmouth; white, revolving each minute. *Lowestoft, Lighthouse; white, revolving 30 seconds, and red fight, fixed. *Corton, Lightvessel, 4 miles E. Lowestoft; red, revolving 20 seconds. *Orfordness, Lighthouse; white, fixed. *Shipwash, Lightvessel, 8 miles S.S.E. of Orfordness; white, fixed. Languard Point, Lighthouse, entrance to Harwich River. Cork, Lightvessel, 5 miles off mouth of Harwich River. *Galloper, Lightvessel, 40 miles S.S.E. of Orfordness; two white, horizontal, fixed. *Kentish Knock, Lightvessel, 33 miles N.E. of North Foreland; white, revolving each minute. *Nore, Lightvessel, mouth of Thames; white, revolving 30 seconds. *North Foreland, Lighthouse; white, fixed. *Goodwin, Lightvessel, Goodwin Sands; white, revolving, three quick flashes in succession, 36 seconds darkness. *Gull-stream, Lightvessel, Goodwin Sands; white, revolving 20 seconds. *East-side, Lightvessel, Goodwin Sands, 13 miles E. of Deal; green, revolving 15 seconds. *South-sand Head, Lightvessel, Goodwin Sands; white, fixed. South Foreland, Lighthouse; white, fixed. Dungeness Point; white, fixed.