Toronto Magnetic Observatory
...that the Toronto Magnetic Observatory had to be moved as the University of Toronto's electric lighting was interfering with observations?
...that the <b id="mwEI4"><a href="./Toronto_Magnetic_and_Meteorological_Observatory" id="mwEI8" rel="mw:WikiLink" title="Toronto Magnetic and Meteorological Observatory">Toronto Magnetic Observatory</a></b> had to be moved as the <a href="./University_of_Toronto" id="mwEJA" rel="mw:WikiLink" title="University of Toronto">University of Toronto</a>'s electric lighting was interfering with observations?