In his last will and testament he left the whole collection to Uppsala University and its library .
With good judgment , and sparing no expense , Dr. Waller collected some 20,000 important books on science and medicine , including 150 incunabula and other early editions .
In Waller 's last will and testament Waller left the whole collection to Uppsala University and its library .
With good judgment , and sparing no expense , Dr. Waller collected some 20,000 important books on science and medicine , including 150 incunabula and other early editions .