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Northrop, E. B.; Chittenden, H. A., Jr. (ed.) / The Wisconsin lumberman, devoted to the lumbering interests of the northwest
(July, 1874)

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VOL. II.-JULY, x874.-NO. 4.
11SPEITII1 IF LUMBER.     feet long, and one inch thick, and at
There is no stronger proof of lack such width and up to ten inches'
of system in the lumber business wide, shall be free from all imperfec
than the great disparity of the in- tions. If the width is twelve inches,
spection rules and laws of the differ- defects shall be allowed that will
ent lumbering centers of the country. equal knots in the aggregate of one
We can best illustrate the difference Inch in diameter, or sap'that will
in rules of inspection by giving ex- equal to one and one-half inches in
amples of those rules. For instance, width on one side. If the width is
the rules of inspection which were sixteen inches, defeacs shall be al-
adopted last spring by the Lumber- lowed that equal to knots in
mans Board of Trade of Chicago, de- - the aggregate of two inches in diam-
clare that first clear lumber shall be: eter, or sap that will be equal to
"Not less than eleven inches i~ inches On one side. If the width is
width, and no imperfections allowed twenty inches, defects shall be al-
unless fourteen inches wide or up- lowed that will be equal to knots in
wards; will then allow imperfections the aggregate of two and one-half
equal to sap one inch on one side ex- inches in diameter, or sap that will
tending the whole length of the be equal to sap three inches in width
piece, on pieces fourteen inches wide on one side."
and well manufactured, but the face  In the Mfichigan inspection law al-
side must be perfect; as width in- lowances are also made for each ad-
creases will allow larger imperfec- ditional half inch in thickness. our
tions in proportion to the width, but readers will observe the wide dis-
not imperfections enough to decrease parity between the inspection law of
the value below the above-described Michigan and the inspection rules of
piece."                           Chicago, and by  looking at their
Chicago handles nearly or quite a back numbers of the Wiscomsn Lu-
billion feet of Michigan pine yearly, Brzxu they will on comparing the
yet mark the Michigan standard of two rules referred to, see that about
first clear.                      the same difference runs all through
"First clear lumber shall not be the separate speciications. Wiscon-
less than eight inches wide, twelve sin has no positive rules of inspection.
r ;
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