Vectores de fine line

Southern celestial planisphere 01

Taurus star chart 01

Ursa Major star chart 01

Virgo star chart 01

Astronomical instrument mural circle

Astronomical quadrants and sextants 02

Astronomical quadrants and sextants 03

Astronomical quadrants and sextants 04

Mural circle under an arch

Quadrants and sextants 01

Quadrants and sextants 03

Transit instruments 03

Transit instruments 05

Astronomy armillary and orbit diagrams

Hand tracing an ellipse

Ellipse construction diagram

Ray angle diagram

Prism spectrum diagram

Zones of the globe

Trade winds diagram

Celestial sphere with circles

Horizons seen from a mountain

Planetary positions diagram

Transit of a planet diagram

Orbit projection diagram

Zodiacal light diagram

Elliptical orbit diagram

Hand with planetary signs

Sun and earth diagram

Celestial circle with zodiac

Zodiac globe 02

Zodiac globe 01

Inferior conjunction diagram

Curved horizon diagram

Ringed planet in outline

Armillary globe

Comet and globe diagram

Ray diagram with a globe

Celestial sphere diagram

Ecliptic globe diagram

Orbit diagram

Eclipse shadow diagram

Comet and shadow diagram

Shadow cone diagram

Planet with markings

Angular measurement diagram

Earth and sun orbit diagram

Orbit of moons diagram 01

Orbit and sphere diagram

Hydra star chart 01

Constellation chart Ursa Major

Southern hemisphere star chart

Armillary sphere and astronomy diagrams

Astronomical circle instrument 01

Astronomical circle instrument with telescope 01

Astronomical instrument dividing engine

Astronomical instruments theodolite

Astronomical quadrants and sextants 01

Telescopes and eyepieces 01

Telescopes on stands 01