Keynote: Structure of the Universe -- X-Ray Sources of Cosmological Relevance -- THE e+-e- Annihilation Line and the Cosmic X-Ray Background -- QSO Surveys and Quasar Evolution -- Automated Quasar Detection -- The Asiago Catalogue of Quasi Stellar Objects -- The Quasar Redshift Limit -- Energy Distribution and Variability of BL LAC Objects. The cases of PKS 2155-304 and 3C 66A -- Long-Term Variability of Quasi-Stellar Objects, and Their Distribution in the Hubble Diagram -- Radio-Source Evolution and the Redshift Cut-Off -- A Model for the Cosmological Evolution of Radio Sources -- Quasar Galaxies: Two-Dimensional Image Deconvolutions -- QSO Luminosities at ? 1 MM -- QSO Redshift Limit and Periodicity in a FIB Universe -- Unbiased Searches for Quasars Beyond a Redshift of 3.5 -- The Problem of the Redshifts -- The Evolution of the Radio Galaxy Population as Determined from Deep Radio-Optical Surveys -- A 6-CM Deep Sky Survey -- Near Infrared Photometry of Faint Radio Galaxies -- Near Infrared and Radio Observations of Distant Galaxies -- Studies of Faint Field Galaxies -- JF Photometry of Fourteen Distant Rich Clusters of Galaxies -- Color Distribution of Faint Galaxies and Quasi-Stellar Objects -- Spectroscopy of Distant Galaxies in Clusters -- A Redshift Survey of Very Faint (B?22.5) Field Galaxies, Radio Sources, and Quasars -- Spectral Energy Distributions of Galaxies in Moderate Redshift Clusters -- Distortion of the Microwave Background by Dust from Population III -- Was the Big Bang Hot? -- On Population III Star Formation -- Search for Small Scale Anisotropy of the 3K Emission of the Universe -- New Limits to the Small Scale Fluctuations in the Cosmic Background Radiation -- 10 to 60 Arcmin Fluctuations in the Cosmic Microwave Background -- Deep Radio Source Counts and Small Scale Fluctuations of the Microwave Background Radiation -- Measurement of the 3 K Cosmic Background Noise in the Far Infrared -- On the Large-Scale Anisotropy of the Cosmic Background Radiation in the Far Infrared -- Large-Scale Anisotropy at Centimeter Wavelengths -- Large-Scale Anisotropy of the Cosmic Relic Radiation in Spatially Open Cosmological Models -- Comments and Summary on the Cosmic Background Radiation -- Redshifts and Large Scale Structures -- The Center for Astrophysics Redshift Survey -- The Anglo-Australian Redshift Survey -- Catalogue of Radial Velocities of Galaxies -- The Southern Cluster Survey -- Catalogue of Clusters that are Members of Superclusters -- Characteristic Size of Superclusters -- Quasars and Superclusters -- Further Investigations on Possible Correlations between QSOs and the Lick Catalogue of Galaxies -- Survey of the Bootes Void -- On the Origin of the Voids -- Properties of Galaxies in Low Density Regions -- Dynamics of Voids and Clusters and Fluctuations in the Cosmic Background Radiation -- Condensations and Cavities -- Correlation Functions, Microwave Background, and Pancakes -- A Photometric and Morphological Investigation of Very Remote Clusters -- Supernovae as a Cosmological Tool -- Substructure in Clusters of Galaxies -- Filaments -- Morphology of the Local Supercluster -- The Kinematics of the Local Supercluster -- Superclusters as Nondissipative Pancakes -- The Motion of the Local Group of Galaxies with Respect to the Background of Galaxies -- Infall of Galaxies into the Virgo Cluster -- Diameters of HI Disks in Virgo Cluster - and Field Galaxies -- Evidence of Intrinsic Correlation between the Luminosity and the Velocity Dispersion in Galaxy Groups -- Structure of Neighboring Superclusters: A Quantitative Analysis -- The Perseus Supercluster -- The Ursa Major Supercluster -- Dynamics of Some Remote Superclusters -- A2197 + A2199 Supercluster Region -- The Indus Supercluster -- The Southwest Extension of the Perseus Supercluster -- The Horologium Supercluster -- Unseen Mass -- Neutrino Mass and Galaxy Formation -- Massive Neutrinos and Ultraviolet Astronomy -- What does the Dynamical Analysis of Clusters of Galaxies Tell Us about Massive Neutrinos? -- Multimass Models for Clusters of Galaxies -- Perturbations in the Universe with Massive "...Inos" -- Black Holes and the Fate of a Closed Universe -- The [an] Isotropy of the X-Ray Sky -- Hot Accretion Disks and the High Energy Background -- X-Ray Observations of Active Galactic Nuclei -- QSO Absorption Lines -- Absorption Structure in the BL LAC Object 0215+015 at 20 Km S-1 Resolution -- High-Redshift Molecular Clouds and Absorption-Line Spectra of Quasars -- The Statistic Study of L? Absorption Lines -- Absorption-Line Spectroscopy of Close Pairs of QSOs -- Evolutionary Effect in Quasars as a Consequence of Galaxy Formation Process -- Are QSOs Gravitationally Lensed? -- Can All Quasars be Gravitationally Lensed SY's Nuclei? -- Statistical Analysis of Optically Variable QSOs and Bright Galaxies: A Hint for Gravitational Lenses? -- Nature of 'Unseen' Galactic Envelopes -- The Theory of Large-Scale Structure of the Universe: Local Properties and Global Topology -- Self-Similar Gravitational Clustering -- Monte-Carlo Simulations of the Distribution of Faint Galaxies -- Neighboring Superclusters and their Environs -- Numerical Experiments on Galaxy Clustering -- Relativistic Stellar Dynamics -- Spherical and Toroidal Local Black Holes -- Possible Contraction of the Members of the Binary Pulsar PSR 1913+16 and its Astrophysical Consequences -- Observational Tests of Baryon Symmetric Cosmology -- Particle Phase Transitions can Prevent an Initial Cosmological Singularity -- Acceleration and Dissolution of Stars in the Antibang -- Inflationary Universe, Primordial Sound Waves and Galaxy Formation -- Phase Transitions of Cosmological Vacuum and Primordial Black Holes -- Unified Gauge Theories and Galaxy Formation -- Physics of the BI-Partition of the Universe -- Causal Structure of the Early Universe -- R2 Gravity and the Structure of the Universe -- The Strong Equivalence Principle and its Violation -- The Role of Particle Physics in Cosmology and Galactic Astronomy -- Index of Names -- Index of Subjects.