![Nocturnal (instrument) of 1650. Location: MUSEO NAVAL / MINISTERIO DE MARINA. MADRID. SPAIN Stock Photo - Alamy Nocturnal (instrument) of 1650. Location: MUSEO NAVAL / MINISTERIO DE MARINA. MADRID. SPAIN Stock Photo - Alamy](https://c8.alamy.com/comp/PP8T8J/nocturnal-instrument-of-1650-location-museo-naval-ministerio-de-marina-madrid-spain-PP8T8J.jpg)
Nocturnal (instrument) of 1650. Location: MUSEO NAVAL / MINISTERIO DE MARINA. MADRID. SPAIN Stock Photo - Alamy
Jamestown Settlement & American Revolution Museum at Yorktown - The nocturnal was an instrument used by 17th century navigators to determine time at night. The wooden instrument is engraved with the months
![Nocturnal, instrument used to determine the local time. Isolated. Naval Museum of Madrid Stock Photo - Alamy Nocturnal, instrument used to determine the local time. Isolated. Naval Museum of Madrid Stock Photo - Alamy](https://c8.alamy.com/comp/2FYFTJE/nocturnal-instrument-used-to-determine-the-local-time-isolated-naval-museum-of-madrid-2FYFTJE.jpg)
Nocturnal, instrument used to determine the local time. Isolated. Naval Museum of Madrid Stock Photo - Alamy
![Nocturnal (instrument) of 1650. Location: MUSEO NAVAL / MINISTERIO DE MARINA. MADRID. SPAIN Stock Photo - Alamy Nocturnal (instrument) of 1650. Location: MUSEO NAVAL / MINISTERIO DE MARINA. MADRID. SPAIN Stock Photo - Alamy](https://c8.alamy.com/comp/PP8T6F/nocturnal-instrument-of-1650-location-museo-naval-ministerio-de-marina-madrid-spain-PP8T6F.jpg)
Nocturnal (instrument) of 1650. Location: MUSEO NAVAL / MINISTERIO DE MARINA. MADRID. SPAIN Stock Photo - Alamy
![Nocturnal, Italy, 17th century. A nocturnal is an instrument used to determine the local time based on the relative … | Antique clocks, History of science, Antiques Nocturnal, Italy, 17th century. A nocturnal is an instrument used to determine the local time based on the relative … | Antique clocks, History of science, Antiques](https://i.pinimg.com/736x/0e/81/84/0e818442cffd06c3d92c7d3497886e0e--time-based-history-museum.jpg)