[Malcolm G]

Originally Posted by Sparkie2182

#2878...... going back a way.......

The item depicted was a "sighting-mark"......used in transits to begin/end a timed run by a ship on sea-trials.

https://www.secretscotland.org.uk/in...0and%20Corloch.

Yes, saw that that and assumed it was an old derelict lead mark somewhere. I could not work out a connection to #2877 so I left it.