THE ASTROPHYSICAL JOURNAL LETTERS CONTENTS OF VOLUME 412, PART 2 1993 JULY 20, Number 1 A COMPARISON OF THE COSMIC MICROWAVE AND COSMIC X-RAY BACKGROUNDS: CONSTRAINTS ON LOCAL SOURCES OF THE FLUCTUATIONS OBSERVED BY COBE S. PR Boughn & K. Jahoda SELF-ORDERING PHYSICS IN AN OPEN UNIVERSE 148-B1 David N. Spergel SKEWNESS INDUCED BY GRAVITY 148-B6 R. Juszkiewicz, F. R. Bouchet, & S. Colombi SPATIAL DISTRIBUTION OF SPIRAL GALAXIES IN THE VIRGO CLUSTER FROM THE TULLY-FISHER RELATION 148-B11 M. Fukugita, S. Okamura, & N. Yasuda BOUNCING CLOUDS: A MODEL FOR THE QUASAR BROAD-LINE REGION 148-Cl William G. Mathews CO EMISSION FROM THE z = 2.14 DAMPED LYMAN-ALPHA SYSTEM TOWARD 0528-250 148-C6 Robert L. Brown & PR. A. Vanden Bout THE MASS DISTRIBUTION IN A MERGER MODEL 148-C11 Nir J. Shaviv & Giora Shaviv A ROSAT UPPER LIMIT ON X-RAY EMISSION FROM SN 1992A 148-D1 Eric M. Schlegel & Robert Petre PSR B1620—26: A BINARY RADIO PULSAR WITH A PLANETARY COMPANION? 148-D6 S. E. Thorsett, Z. Arzoumanian, & J. H. Taylor DISCOVERY OF TWO FAST-ROTATING PULSARS 148-D11 F. Camilo, D. J. Nice, & J. H. Taylor MASS TRANSFER RATE AND OUTBURST CYCLE OF SS CYGNI Alexander Hempelmann & Jiirgen Kurths SUBARCSECOND IMAGES OF CW TAURI: CONSTRAINTS ON DISK SIZE AND JET FORMATION L43 Ana I. Gomez de Castro INSTRUCTIONS TO AUTHORS OF LETTERS, RECENT LETTERS ABSTRACTS, AUTHOR AND SUBJECT INDEXES Inside Back Cover 1993 AUGUST 1, Number 2 COSMIC BACKGROUND RADIATION ANISOTROPY AT DEGREE ANGULAR SCALES: FURTHER RESULTS FROM THE SOUTH POLE Jeffrey Schuster, Todd Gaier, Joshua Gunderson, Peter Meinhold, Timothy Koch, Michael Seiffert, Carlos Alexandre Wuensche, & Philip Lubin STREAMING MOTIONS IN THE LOCAL UNIVERSE: EVIDENCE FOR LARGE-SCALE, LOW-AMPLITUDE DENSITY 155-B10 FLUCTUATIONS Stéphane Courteau, S. M. Faber, Alan Dressler, & Jeffrey A. Willick CONTENTS Fiche SELECTION, COVARIANCE, AND MALMQUIST BIAS 155-C3 Andrew Gould NEUTRAL HYDROGEN 21 CENTIMETER ABSORPTION AT z = 0.6847 TOWARD THE “SMALLEST EINSTEIN RING” 155-C10 C. L. Carilli, M. P- Rupen, & Brian Yanny THE DISCOVERY OF TWO FU ORIONIS OBJECTS IN L1641 Karen M. Strom & Stephen E. Strom SUBMILLIMETER CO OBSERVATIONS OF WARM GAS AROUND T TAURI STARS K. F. Schuster, A. I. Harris, Nels Anderson, & A. P. G. Russell INFRARED CO EMISSION FROM YOUNG STARS: HIGH-RESOLUTION SPECTROSCOPY 155-D13 C. J. Chandler, J. E. Carlstrom, N. Z. Scoville, W. R. F: Dent, & T. R. Geballe ERRATUM EFFECTS OF MAGNETIC FIELDS AND ROTATION ON THE FRAGMENTATION OF FILAMENTARY MOLECULAR CLOUDS: COMPARISON OF THE THEORY WITH THE ORION A CLOUD Tomoyuki Hanawa, Fumitaka Nakamura, Tomoaki Matsumoto, Takenori Nakano, Ken’ichi Tatematsu, Tomofumi Umemoto, Osamu Kameya, Naomi Hirano, Tetsuo Hasegawa, Norio Faifu, & Satoshi Yamamoto INSTRUCTIONS TO AUTHORS OF LETTERS, RECENT LETTERS ABSTRACTS, AUTHOR AND SUBJECT INDEXES Inside Back Cover