ππβοΈ
β΅πͺ‘ππ
πΊοΈπ§πβοΈ
βοΈππ
π§ππ’
π€βπ
ππ§πΊοΈ
ππ’π§
πβοΈπ
ππ§π
π§βππ’
βοΏ½π
βπͺ€π§
πβπ§
Β°β±ο½‘
#nautical #sextant #angle measure #historical tool