Revilo, (O. Byrne), I, 241, 329, 329.

Reyneau, C. R., II, [301].

Rheticus, I, 69; II, [372].

Rhonius, II, [300].

Ribadeneira, P. de, II, [62].

Riccioli, I, 96.

Richards, G., II, [270].

Rigaud, J., II, [299].

Rigaud, S. J., II, [299].

Rigaud, S. P., I, 140; II, [298], [313].