ROYAL ALBERT ASYLUM, LANCASTER. - An election of 25 idiots and imbeciles belonging to the counties of Lancashire, Yorkshire, Cheshire, Cumberland, Westmorland, and Durham will be held at Durham on Wednesday, June 23rd, under the presidency of the Bishop of Durham (DR. BARING). There are in all 66 candidates for the 25 vacancies. In Lancashire, there are 28 candidates for nine vacancies, in Yorkshire, 19 candidates for nine vacancies, in Cheshire, two candidates for one vacancy, in Westmorland, two candidates for one vacancy, in Cumberland, two candidates for one vacancy, and in Durham, 13 candidates for four vacancies. The vacancies are allotted by the central committee according to the amount subscribed by each county, but when these additional cases are received, the institution will still only be half full. About £12,000 is required on building account. __________________________________________