Graphs and Combinatorics : Proceedings of the Capital Conference on Graph Theory and Combinatorics at the George Washington University June 18–22 1973 Recent results on trees A survey of generalized ramsey theory A survey of the reconstruction conjecture Recent results on graphical enumeration Is the null graph a pointless concept Which graphs have integral spectra Generalized ramsey theory for graphs a survey Some recent results in topological graph theory A survey of finite embedding theorems for partial latin squares and quasigroups Computing the Characteristic polynomial of a graph Finding an independent set in a planar graph A class of starter induced 1 factorizations Chromatically equivalent graphs On covering the points of a graph with point disjoint paths A useful family of bicubic graphs Reconstructing combinatorial geometries On triangular and cyclic ramsey numbers with k colors The minimality of the mycielski graph On the ramsey number of the five spoked wheel On the hamiltonian completion problem Coloring seven circuits Absolute retracts in graphs Cancelling eulerian graphs A graphical realization problem The existence of small tactical configurations Tactical configurations: An introduction Structural characterizations of stability of signed digraphs under pulse processes The charm bracelet problem and its applications On Tuttes factorization theorem.