vi P R E F A C -E. 



many American plants promifed to be very ufe- 

 ful in hufbandry and phyfic. 



THUS far this journey was a mere fcheme; but 

 as Captain Triewald, a man well known for his 

 Abilities in England, gave his Obfervations on the 

 Cultivation of Silk in a feries of Memoirs to the 

 Royal Academy of Sciences, and mentioned 

 therein a kind of mulberry-tree, which was dif- 

 covered by Dr. Linn&Uf, and which bore the ri- 

 gours of the Siiwtifh climate as well as a fir or 

 pine tree ; this circumftance revived the propo- 

 fal of fuch a journey in the year 1745. Count 

 Teffin, a nobleman of eftabliihcd merit both in 

 the political and learned world, becoming prefi- 

 dent of the Royal Academy, it was unanimoufly 

 agreed upon to fend Profeffor Kalm to North 

 America. The expences were at firft a great ob- 

 ilacle; but the Royal Academy wrote to the 

 three univerfities to aflift them in this great and 

 ufeful undertaking. Aobo fent firft her fmall con- 

 tribution, Lund had nothing to fpare, but Upfala 

 made up this deficiency by a liberal contribu- 

 tion. 



COUNT Piper was intreated to give a family 

 exhibition to Mr. Kalm, which he readily pro- 

 mifed; but as the Academy had obtained from 

 the convocation of the univerlity of Upfala and 

 the magiftrates of Stockholm, another exhibition 

 of the family of Helmsfield for Mr. Kalm, Count 

 Piper refufed to grant his exhibition, as being 

 contrary to the.ftatutes of the univerfity and 

 without any precedent, that one perfon fliould 

 enjoy two exhibitions. The prelent king of 

 Sweden being then prince royal, fucceilbr to the 



throne, 



