Introducing Cynthia

Poul Anderson, The Van Rijn Method (Riverdale, NY, 2009).

"In youth he'd done excellent field work, especially in the trade-route cultures of Cynthia..."
-"Wings of Victory," pp. 75-102 AT p. 83.

"(Oh, treetop highways under the golden-red sun of Cynthia!..."
-"How To Be Ethnic In One Easy Lesson," pp. 175-197 AT p. 183.

"...you didn't even have visitors of your own species, because the ship that regularly called belonged to a Cynthian carrier..."
-"Esau," pp. 517-553 AT p. 524.

We meet our first Cynthian, Chee Lan, in the following volume of The Technic Civilization Saga.