475) Ocllo. A letter has just been received from Mr. 2. H. Frost, in charge of the Arequipa Station of the Harvard College Observatory, stating that the following positions of Ocllo have been determined from Bruce plates by Mr. Manson. 1905 June 2'0.5735 Gr. M. T. RA. = 1 5~2 3~4 8~ Decl. = -40° 5!4 (1875)