TY - JOUR AU - J.-C. Pecker AU - Richard Thomas BT - The Observatory (Letter to the Editor in reply to E. A. Gussmann) DA - 10/1970 N1 - JILA Pub. 600 PY - 1970 SE - 207 SP - 207 EP - 209 T2 - The Observatory (Letter to the Editor in reply to E. A. Gussmann) TI - Saturation in Fraunhofer Lines VL - 90 ER -