Martin Johnson Heade: An American Original - Capturing thunderstorms, salt marshes or a single butterfly, Martin Johnson Heade created works of beauty. From Smithsonian Magazine, Vol 30 number 10. - http://www.smithsonianmagazine.com/issues/2000/january/heade.php
National Gallery of Art - Martin Johnson Heade - Information on the National Gallery's exhibition of Heade's works, including samples from the exhibition, works in the permanent collections, and biographical information. - http://www.nga.gov/exhibitions/headeinfo.htm
Martin Johnson Heade on the Internet - Links to works by Martin Johnson Heade in art museum sites and image archives worldwide. - http://www.artcyclopedia.com/artists/heade_martin_johnson.html
The Artchive: Martin Johnson Heade - Biography and gallery of works by the Hudson River School artist. - http://www.artchive.com/artchive/H/heade.html