2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/38106This selection concentrates more on $γγ$ results, with some reference to the related HERA photoproduction data. Progress has been made on a wide range of topics, from $F_{2}^γ$ to the ``stickiness'' of glueball candidates, but many channels still need better statistics and/or a real photon target before they can match the comparable $ep$ studies.15 pages including 5 figures. Invited review talk given at Photon'97, Egmond aan Zee, the Netherlands, 10-15 May 1997High Energy Physics - Experimenttext