The Potter journal. [volume] (Coudersport, Pa.) 1857-1872, 1861-01-17


4 Book Of Plain Rules and Calculations
for Business Operations, by MARTIN
VI. RoHRGR, Practical Surveyor and
Conyeyanccr. New Edition, published
by J. B. Lippjncott & Co, Philadei-
phia.
This Work contains 204 pages. and up
wards of 800 Rules aud Examples, entirely
and thoroughly PRACTICAL, such as arise eve
~ day in the common pursuits Of Business.
Il has already passed through a number Of
Editions in rapid succession. and is pronounc-
cd by all classes Of business men to be the
uAyDIEsT BOOK or REFERENCE, pertaining to
calculations, that has ever been published.
Every Example in the book Is WORKED OUT
IN FULL and stated in q plain manner so that
when a parallel case arises, those referring
to the work viii find no difficulty in readily
solving it ia a word, the general arrange
mcnt Of the CALCULATOR is so simple, that
any one who knows how to ADD, SUBTRACT,
MULTIPLY, OR DIVIDE, can easily solve any or
binary example that arises in business, or ar
rive at the true result Of and estimate rcqUir-
ca.
The chief aim Of the author has been to es-
chew theory and philosophy in figures, aim
ing only at facts and simplicity, believing
that business men care little about spending
time in discussing the philosophy Of rules, or
the science Of figures, dccnIjng it sufficient
for their. purpose 10 he able at a moment, by
reference. to arrive at the TRUE RESULT. The
CALCULATOR differs in this respect from all
Arithmetics Of The day and kindred works
it is a key to practical business calculations
1t is in the hands cf the business man what
the KEY TO mathematical works is IN he hands
Of the tcacnor in the school-room-H Jacili-
tqfsy tilqe and iasures c1rycc'ae:s.
TIE WORK TREATS Or
Measurement Of Land, Of Lumber, Of Brick
and Brick Work. Of Stone and Stone Work.
of Grain and Grain Bins, Of Coal and Coal
Bins, of Wood, Of Solids, OF Liquids. Of Cir
cuiar. Square. or Irregular Vessels, Of Cistcrns
and Watts. Of Roofing. Of Plasterers', Painters,
Glaciers. PAYERS. Plumbers Paper Hangers
and Cpholstercrs' Work. It treats Of tuTren-
CIV ana Of Foreign and Domestic Exchange, OF
the Decimal system, Of Reduction and its eX'
tended application to Business. OF Simple and
Compound Interest. and their entire apPIIca-
ton TO Business transactions, with the laws
and usages governing and regulating the same,
together with numerous Commercial tormS,-
cfLegaI Tender, Of Partial Payments on Notes,
of Banking and Bank Discount, OF Equation
OF P3VmCuts ana OF partnership 1cCoHHLS' Vi
Assessment Of Taxes, Of Weights and Meas
ures. Of Square and Cable Measure, of the
Square Root and It's application to Business,
Of Surfaces, of Excavation, and of many Other
important practical matters not within the
SCOPE of an advertisement to mention.
1T is JUST THE BOOK FOR THE
Farmer, the Merchant, the Mechanic, the Ar
tiZan. or the Professional man. It has prov
on a valuable auxiliary to the Lawyes, the
Justice Of the Peace, the Conveyanccr, and
Real Estate Broker, to the Assessor, the Bank
er. the Clerk, to the Civil Engineer and the
Surveyor, to the Carpenter and BrickIayer, to
the Stone Mason and the Plastercr. to the Pa
per Hanger and Upho!stcTer, TO the Payer and
The Tiler, &c. &c. each and all will find 1t
adapted to their various wants better than
any book published,
rag Mailed post paid) to any part of the
United States upon receipt Of the money
price Of a single Copy, in Cloth, . Cents, or
two Copies for 81 90. Bound il Pocket-6ook
fora. Morocco, 81 90 per copy.
address. n. NJ. BOHRER,
Bon 1911 Philadelphia p. O. Pa.