A Sftcimen affomt Obfermtions made i; a Mcrpfcopt, contrwed 
by M. Lecwcnhocck in HolJand, ktely commnnicaudhy Dn 
Rcgncrus de Craaf, 
^HE pcrfon communicating thcfc Obfervations, by and 
J- by to he delivered, rocntions iu a Lctrer of his, written 
from D^/jp^^ ApriJ*28. 1673. that one Mr* Leewe^kaeck hzth 
lately contrived Microfcopes excelling thofe that have been 
hitherto made by Euiiachio Divini and others • addiog^that he 
hath given a^ea^^w of tlieir excellency by divers Obfcrvati- 
ODS, and is ready to receive difficult tafks for more, if the Cu« ^ 
rious here (hall pleafe to fend him fuch : Which they are not 
like Co be wanting in. 
iht Obf^rvatiom themjilms. 
1. The il^^i^/^ upon skin, flcfli, or oth^nbings, hath been 
by fomc reprefented to be (bott out in the form of the ftalks of 
Vegetablcs/o as that fomc of thofe ftalks appeared with round 
knobs at the end , fomc with bloflbm-like leaves* . But 1 do 
obfcrvc fueh Mould to (boot up (irft with a ftraight tranfparent 
ftalk, ID which ftalkis driven up a glpbous fubftancc , which 
for the moft part places it feif at the top of the ftalk/ and is foh 1 
low'd by another glpbul^driving out the firft either (ide- way^, 
or at the top, and that is fuccceded by a third and more fuch 
globulsiall which make up at laft one great knob on the ftalk 
an hundred times thicker than the ftalk it felf. And this knob 
indeed c6n(]fts of nothing el fe than of many fmall roundiflh 
knobs, which being multiplied, the big knob begins to burft 
afunder, and then reprefcuts a kind of Bloflbros with 
Leavesa 
2^ The Sting of a Bee I find to be of another make thin it 
hath been delcribed by others. . For I have obferved in it 
ti^^ oth^^ that arc lodged within the thickncfi of the^ 
firft ftipgj ?acb having us peculiar (heath. . 
3t Fuithct 
