These items are of a more general nature and mostly relate to the “Age of Sail”.
Air pressure, Sea Level and Surges
Essentials Standard air pressure at sea level is 1013 millibar (mb). +1mb air pressure depresses ...
Bearings Relative to the Boat – Points
A method is needed for crew to communicate bearings of the wind and objects relative ...
Collision Regulations
Great Britain has led the World in many things, mostly good: maritime safety is but ...
Confused helm instructions
Robert Fitzroy had overcome the confusion caused by "Larboard" and led the change to using ...
Elevation and Depth data
Also see Walton on the Naze tides - variation LIDAR is a Laser-based surveying technique ...
Felixstowe sea temperature
From Channel Coastal Observatory graph showing temperature range by month for 2018-2020 data. MonthDegrees CJanuary6.7February6.1March7.6April9.7May12.6June16.2July18.4August19.9September17.6October14.3November9.9December7.7 ...
Log Calibration
A yacht's log records the distance travelled through the water and, from that, derives speed ...
Roman Weather Lore
A fictionalised account of the departure of the legions from Britain is given in the ...
Sea Words And Phrases Along The Suffolk Coast- Edward Fitzgerald
Fitzgerald collected words and phrases from local sailors and fishermen which were published in the ...
Sounding by lead and line
Acoustic depth sounders appeared in the twentieth century, earlier for ships than yachts. However, from ...
Tide and Wave predictions and data
Tide Predictions Harwich Haven Authority/Leisure produces annual tide tables as well as a tidal atlas ...
Walton on the Naze tides – variation
Also see Elevation and Depth data. Walton on the Naze is the standard port for ...
Watches, Bells and the Ships Day
In the "Age of Sail" at sometime after seven bells in the forenoon watch a ...
What’s the Point of a Compass?
The magnetic compass has developed, not as quickly as one might think, over the last ...
Wrinkles in practical navigation by Captain S.T.S.Lecky
Squire Thornton Stratford Lecky had an interesting career Lecky, Squire Thornton Stratford | Dictionary of ...
Notes
Questions
Sources
Footnotes
Image Sources and Credits
Image Credits and Sources
- Log and Line: ebay
- The Count of the Saxon Shore: The Count of the Saxon Shore by Alfred John Church
- Olaus Magnus Historia om de nordiska folken: By Olaus Magnus - "Historia de gentibus septentrionalibus", book 2 - retrieved from Lars Henriksson's clipart collection, descriptions used with permission., Public Domain, https://commons.wikimedia.org/w/index.php?curid=4683630 | Public Domain Mark 1.0
- 1836 Nories tables compass card: 1836 Nories Tables
- STS-Lecky: Wrinkles in Practical Navigation by Lecky
Image Credits and Sources
- Log and Line: ebay
- The Count of the Saxon Shore: The Count of the Saxon Shore by Alfred John Church
- Olaus Magnus Historia om de nordiska folken: By Olaus Magnus - "Historia de gentibus septentrionalibus", book 2 - retrieved from Lars Henriksson's clipart collection, descriptions used with permission., Public Domain, https://commons.wikimedia.org/w/index.php?curid=4683630 | Public Domain Mark 1.0
- 1836 Nories tables compass card: 1836 Nories Tables
- STS-Lecky: Wrinkles in Practical Navigation by Lecky