Letters of Mr. Brongniart, with remarks. 225 
which I shall perhaps be able, at some future time, to give’ 
you the ex 
“Thad intended to adopt a more exact order, in the min- 
erals and specimens which I send you, but I have made up 
the box by little and little, and it would require too much 
time to commence it anew. ou can easily arrange ans 
rocks and minerals from the environs of Paris, by means of 
the numbers transmitted by me; the same as those that Mr. 
Cuvier and myself have published in the Geology of this — 
CONRETY which work you will find in the case. 
‘I am afraid that I may have included in this box, many 
things which you already have, but, being without any thing 
to direct me in my selection, have - ics oe ice ae 
agined might i interest you. / 
“If you should entertain the intention of r adarniig me 
some minerals and rocks of your country, I will take the 
hberty of indicating my wishes more particularly. 
“‘Every thing that relates: to the secondary formations 
and to the fossil organized bodies which they contain, spe- 
cimens from the ormations west of the mountains, and es- 
pecially from the limestones, of all formations, with their 
bees from the coal “strata with their i ee 
“f peasive. that your position will not sliow you, i n per- 
son, to collect specimens of these rocks, which in generat 
appear to be very remote from your residence ; but I sup- 
pose that by means of your pupils and co rrespondents, you 
can procure some of the objects so sige fal in my geological 
researches.” 
“= ought not sir, to make all these demands of you if I 
had ility, and were é. not aware 
am de-- 
wo 7 
and th this country, ahh we are 
our readers. 
“T have been performing a tour, was geological, 
thtoagte the whole of Italy, for the purpose of examining 
