But I found that the expense incident to such a ven ture was so great that unless a large number of copies were sold I would be involved in a larger debt than I cared to contract. Then the plan of securing sufficient advance subscriptions to meet part of the expense of a first edition occurred to me, thereby following the method of Tennyson, Robert Burns and others, of whose example I needed not to be ashamed, but other work prevented me, and still prevents me, from carry ing Out this plan.