[Collection of miscellaneous papers, 1929-1985, re the seismological work of the University of Durham Observatory. Comprises A: notebooks (2) of measurements of microseisms by Milne-Shaw seismographs, 1929-40 & 1952-8; B: memo (1957) by E.F. Baxter re work at the Observatory; C: list (1955) of missing seismograph records and list of seismograms on loan; D: correspondence (1954-81) between Baxter and seismological stations re loan of seismograms of earthquakes recorded at Durham; E: further correspondence (1976-81) re loan of Durham seismograms; F: correspondence (1964-85) of International Seismological Centre with Durham. Papers (1 box) acquired with objects 1992-443 to 449 in Science Museum's Geophysics Collection]