OK - having said that I would compile the results at the weekend, I actually started (and finished) it tonight.
For both the lists below, I have shown all the entries that garnered three or more votes and then listed them in descending order (i.e. 'winner' first). The final number in each line is the number of votes gained.
Firstly, the most popular single books (or series of books) were..... 
......
Lord of the Rings trilogy - J R R Tolkien -11
Hitchhikers Guide to the Galaxy - Douglas Adams - 8
Foundation Trilogy - Issac Asimov - 6
Dune - Frank Herbert -5
1984 - George Orwell - 5
The Hobbit - J R R Tolkien - 5
The Grapes of Wrath - John Steinbeck - 5
And Then There Were None - Agatha Christie - 4
Brave New World - Aldous Huxley - 4
The Count of Monte Christo - Alexandre Dumas - 4
Harry Potter series - J K Rowling - 4
Pride and Prejudice - Jane Austen - 4
Watership Down - Richard Adams - 4
The Catcher in the Rye - J. D. Salinger - 3
Cannery Row - John Steinbeck - 3
Catch 22 - Joseph Heller - 3
Slaughterhouse Five - Kurt Vonnegut - 3
The Moon is a Harsh Mistress - Robert Heinlein - 3
Secondly, the most popular authors were..... ......
J R R Tolkien - 16
John Steinbeck - 10
Douglas Adams - 8
Issac Asimov - 8
Alexandre Dumas - 7
Agatha Christie - 6
Frank Herbert - 5
Robert Heinlein - 5
William Shakespeare - 5
George Orwell - 5
Jane Austen - 5
J K Rowling - 4
Richard Adams - 4
J. D. Salinger - 4
Jules Verne - 4
Aldous Huxley - 4
Kurt Vonnegut - 4
Joseph Heller - 3
Gabriel Garcia Marquez - 3
Arthur C. Clarke - 3
Charles Dickens - 3
David Zindell - 3
Mary Stewart - 3
Robertson Davies - 3
Stephen King - 3
**
Terry Pratchett - 3
Walter Scott - 3
Harlan Ellison - 3
Victor Hugo - 3
** One book co-authored with Peter Straub.
Probably no real surprise to see LOTR and JRR Tolkien at the top (?), but interesting to see the range of styles and eras of authors represented. I think it shows the breadth of membership that MobileRead attracts.
Thoughts etc.. please?