The vse of this Table following.

IF vpon a scale or ruler you diuide one inch into 10 equall parts or primes, and againe by diagonal and paralell lines if you subdiuide each of them into 10 equal parts or seconds, as my Trigonal Scales are diuided with your compasses you may take of more exact running measure for boorde and timber then by any other meanes whatsoeuer, and so place the same, or this Table if you will vpon any rule.

Also by meanes of the columne of square roots, you may readily finde a square equal to any paralelipepidon or péece of timber which is thicker then it is broade. As for example, suppose a péece of Timber to be 10 inches thicke, and 29 inches broad: if I multiply those sides one by another, they will produce 290, then séeke­ing in that columne I finde 289 the néerest number [...] 290 to stand against 17: therefore I say 17 inches fere will make a square equall to such an vnlike squared péece: then looking in the columne of Timber measure against 17, you shall finde that 5 inches 9 primes or 9/10, and 8 seconds, or 8/100 of an inch in length of that péece will make a foote of Timber. By the like meanes you may finde how much in length of any bredth of boorde must be in one foote.

Likewise for boorde measure, suppose for example that a boode appointed to be measured is 15 inches ¾ broade, if I desire to know how much in length thereof will make a foote. I séeke in the columnes that stand vnder the title of vnites & parts for 15¾, and also ouer against the same in the columne vnder the title of boord measure, where I finde 9 ynches 1 prime or tenth of an inch, and 4 seconds or hundreths of an inch will make a foote at that breadth: the like may bee practised for any other breadth of boord whatsoeuer.

A TABLE OF BOORDE AND Timber measure, more perfect then euer hath beene made; shewing also the Square roote betweene 4 and 31 from quarter to quarter, Calculated by R. N.

Boarde measure.Vnits and partsSquare rootes.Timber measure.
360041610800
33781189874
32002208538
30103227658
28085256912
27421276233
26112305717
24993335226
24006364860
23041394424
22142424089
21333453771
20577493526
19861523287
19202563072
18893602877
18008642700
17461682530
16942722391
16463762257
16009812133
15561852018
15152901897
14793951818
1440101001728
140411051746
137121101522
133931151495
1309111211429
128011261363
125221321300
122731381252
1200121441200
117511501151
115221561105
112931621063
1107131691022
10871175983
10672182958
10473189914
102814196881
10111203850
9932210820
9763217794
96015225769
9451232743
9292240726
9143248697
9001 [...]256675
8861264654
8732272635
8603280616
85817289598
8341297581
8222306564
8113315545
80018324533
7891331522
7782342504
7683351492
75819361478
7481370466
7392380454
7293390440
72020400432
7111410421
7022420411
6933430401
68621441392
6771451382
6692462373
6613473367
65422484357
6471495349
6402506341
6333517333
62623529327
6191540319
6122552311
6063564306
60024576300
5941588298
5832600287
5893612282
57625625276
5701637271
5652650265
5583662260
55426676254
5481689250
5432702247
5383715241
53327729237
5281742232
523275622 [...]
5183707224
51428784220
5091798216
5052812212
5003826209
49629841205
4921856202
4882871198
488388 [...]195
480309001 [...] [...]
4761915192
47229 [...]0188
4683945183
46431961179
4611974176
4572987174
4533100017 [...]
450321024169
44611040166
44321056163
44031072162
436331089159
43311104156
43021120154
42731136152
423341156149
42011174147
41721190145
41431210143
411351225141
40811237140
40521247137
40331280135
400361296133
39711313131
39421331129
39131350127
389371369126
38711388124
38421416122
38231425120
FINIS Tabulae.

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