Historical research on hayfever

It seems that Google has several interesting books that may be downloaded if you are using a proxy located somewhere in the U.S. A. It is quite interesting to see that there are many more books out there than I thought before:

g1.png g2.png g3.png g4.png

Most interesting is certainly the 1880 2nd edition of Blackley’s “Hay fever” that anticipates the NEJM article yesterday ;-)