When Americans find themselves thinking about Art Deco portraits, I suspect the work of Tamara de Lempicka comes to mind first. But the English just might be more likely to conjure paintings and drawing by Wyndham Lewis (1882-1957). The above link to Lewis has a good deal of information, as does this book review from 2000 posted on the Guardian's web site. There also is this site devoted to Lewis, but it is patchy. Many people can be considered multi-talented in that they can do more than…