Found in 6 Collections and/or Records:
Couch's proposed 'calitsa' was a vessel for conveying seamen or troops safely from ship to shore through surf.
Sent to Dr Thomas Young.
Requesting a reward for various nautical improvements including: an apparatus for landing or making a descent in a gale; a direction bearer; a main topsail storm staysail for preventing a line of battleships from broaching-to in gales; swivel frame-blocks for better working the mizzen topsail; a storm-stay trysail; and a theodolite with a reading mirror.
Concerning a number of planned improvements to navigation including: a kite for communicating with ships in distress; a proposal to replace hay for cattle on board ships with dried parsnips and carrots to avoid fires and sodden hay; and a new copper limber-chain and tar-lamp.
Concerning the publication of improved lunar tables.
Concerning errata in the Nautical Ephemerides.