a compass and assrolabe
A compass and a map of the world.
Pelorus
The nautical instrument that Gioanni da Verrazano used wasn't much. He had a compass, lead line, astrolabe, cross staff, quadrant, traverse board and a tide calculator. His writings of his account on his voyage in 1524 to the North American continent was details that were previously unknown to European mapmakers.
A protractor is one such instrument. Navigational aides that do the same include compasses and sextants.
William Spencer is most known for his instrument making. He started out with mathematical instrument making and then went on to navigational instrument making.
A cross staff is a navigational instrument used to measure angles, typically for celestial navigation, by aligning a crosspiece with an object in the sky. An astrolabe is a historical instrument used to observe and measure the positions of stars and planets. It was used for navigation, timekeeping, and astrology.
A Triangle! (musical instrument)The (Swanson) speed square and the navigational triangle are two other triangular instruments.
The English translation of "kumpas" is "compass." It can refer to a navigational instrument used for determining direction or, in a broader sense, can indicate guidance or direction in various contexts.
A backstaff is a an early navigational instrument for measuring the altitude of the sun and hence calculating latitude.
It's called a Pelorus, you can find details about its functionality in the Wikipedia entry
There are many different types of technology Giovanni da Verrazano used when making his voyages. The most common equipment he packed on his ships was: ammunition, cannons, medicine, navigational and scientific equipment appropriate to his time.
one sentence with navigational can be Mr.Bundles job included navigational work