ICA 
TRANSACTIONS. 
For the Months of JP^^^j^r;^ and February, 
February 9^ i6lx 
The CONTENTS. 
4n Account of Jome uncommon Mineral Subjlances , found m 
Eoglifh CoaUand Iron-Mnss, A Defiription of certain fi- 
gured Stones lik§ Plants^ fuppofedhy fome to be Thntspetri- 
fied, A Reprefentation of an Icy mountain in Helvetia , for- 
merly defcribed.A Letter giving notice to the Public of a JNew 
way of prefermngthe Hulls of ships from fForms.Scc.Tke Natu- 
ralHifiory ofMufckiJn Account of two Books : L MVSIGA 
SPEtVLATlVA delMmgolu Ih Gcorg.Wcdelii specimen 
de Sale Volatili Plantarum^An Advertifement concerning aRe- 
medpo prevent the Rot in-sheep, at this pt'efent time much 
complain* d of Engla nd. 
An Account of two uncommon Mtnctd Subftanccs , found in 
fome Coal and Iron'^Mtnes ^ England 3 0s it was given ly^ 
the Intelligent and Learned Jl/r. JeflTop of Bromkal tn Torl^ 
(hireto the ingenious il/r.Liftcf, and by him commmicated 
to the Fublijher in a letter of Ja:'nuary y.iSzi 
SIR, . /' 
/^I^Hat this Letter nifyt>e the more acceptable to you, \ 
I (hall commuDiCate fomt Excerpta ^ taken out of the 
Letters, which that loqaifitive and Learn'd Gentleman Mr. 
5^f^p ispleafed to honour me with. I will give, f faith he) the 
beft anfwer I can in fhort to the Qucftions, you put to mc in 
your laft* 
1 . The Fungus fubterranem^ ftnt you a large quantity of, 
was gotten io a Rocky Lime-ftone ground , 00 a Common a- 
bout two miles diftant from Caftletonm the Pcake of Darby- 
ftiirej 1 5 or 16 yards dcepjn the Old man (as they call a Mine 
formerly wrought and ftopt up) covered with earthy that had 
either fallen or was thrown in* There is no coal-bed that is 
known of within five or fix miles of the place, 
C cccccc 
