Hi to you all,
I found a website that sells family history books and what makes it unique is that with each book comes a free searchable CD, no other site offer this kind of deal.
They have those books that I have been searching for a long time.
A Brief Genealogy of the Usher Family of New England - by Whitmore, William H Boston, MA , 1869
A Memorial Sketch of Roland Greene Usher 1823-1895 - by Usher, Edward Preston Boston, MA , 1895
A Short Biographical Sketch of Ellis Baker Usher of Hollis, Maine - by Usher, Ellis Baker n/a , 1902
The website address is:
Check it out, it is worth it.