Mushrooms
Free to read here, from Project Gutenberg.
Identification of the Larger Fungi
Studies of American Fungi. Mushrooms, Edible, Poisonous, etc.
Toadstools, mushrooms, fungi, edible and poisonous; one thousand American fungi
The Mushroom, Edible and Otherwise
Student's Hand-book of Mushrooms of America, Edible and Poisonous
Our Edible Toadstools and Mushrooms and How to Distinguish Them
Among the Mushrooms: A Guide For Beginners
Mushroom Culture: Its Extension and Improvement
Nouvel atlas de poche des champignons Comestibles et Vénéneux les plus répandus. Série II (Première édition)
European Fungus Flora: Agaricaceae
I funghi mangerecci e velenosi dell'Europa media
Mushrooms of America, Edible and Poisonous
Führer für Pilzfreunde
A treatise on the esculent funguses of England
Nouvel atlas de poche des champignons Comestibles et Vénéneux les plus répandus. Série I (Troisième édition)