Bion, Nicolas, Traité de la construction et principaux usages des instruments de mathématique, 1723

Table of contents

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[431.] Planche Vingt-Huitieme. Page 384.
Page: 436
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          <head xml:id="echoid-head573" style="it" xml:space="preserve">Planche Vingt-Sixiême. Page 362.</head>
          <figure number="345">
            <caption xml:id="echoid-caption321" style="it" xml:space="preserve">Fig. 1.</caption>
            <variables xml:id="echoid-variables230" xml:space="preserve">90 80 70 60 50 40 30 20 10 10 20 30 40 50 60 70 80 90
              <lb/>
            D A Z C B N ♑ E ♋
              <lb/>
            5 4 3 2 1 1 2 11 10 9 8 10 9 8 7 6 5 4 3 2</variables>
          </figure>
          <figure number="346">
            <caption xml:id="echoid-caption322" style="it" xml:space="preserve">Fig. 2.</caption>
            <variables xml:id="echoid-variables231" xml:space="preserve">6 7 8 9 12 1 12 11</variables>
          </figure>
          <figure number="347">
            <caption xml:id="echoid-caption323" style="it" xml:space="preserve">Fig. 3.</caption>
            <description xml:id="echoid-description346" style="it" xml:space="preserve">Diametre du Cilindre</description>
            <description xml:id="echoid-description347" style="it" xml:space="preserve">Longueur du ſtile hors du Clinidre</description>
            <variables xml:id="echoid-variables232" xml:space="preserve">E A B F D C
              <lb/>
            10 20 30 40 50 60 64 30
              <lb/>
            25 30
              <lb/>
            10 20 30 40 50 60
              <lb/>
            7 5 6 6 5 7 4 8 3 9 2 10 1 11 12
              <lb/>
            6 5 7 4 8 3 9 2 10 1 11 12
              <lb/>
            ♋ ♊ ♉ ♈ ♓ ♒ ♌ ♍ ♎ ♏ ♐ ♑</variables>
          </figure>
          <figure number="348">
            <caption xml:id="echoid-caption324" style="it" xml:space="preserve">Fig. 4.</caption>
            <description xml:id="echoid-description348" style="it" xml:space="preserve">Hauteur Polaire de 49. deg.</description>
            <description xml:id="echoid-description349" style="it" xml:space="preserve">Heures devant midi</description>
            <description xml:id="echoid-description350" style="it" xml:space="preserve">Aprés Midi</description>
            <variables xml:id="echoid-variables233" xml:space="preserve">P A O Q C E D M B R
              <lb/>
            ♋ ♌ ♍ ♎ ♏ ♐ ♊ ♉ ♈ ♓ ♒
              <lb/>
            1 2 3 4 5 6 7 8 9 10 11 12
              <lb/>
            12 11 10 9 8 7 6 5 4 3 2 1</variables>
          </figure>
          <figure number="349">
            <caption xml:id="echoid-caption325" style="it" xml:space="preserve">Fig. 5.</caption>
            <description xml:id="echoid-description351" style="it" xml:space="preserve">Heures devant midi</description>
            <description xml:id="echoid-description352" style="it" xml:space="preserve">Aprés Midi</description>
            <description xml:id="echoid-description353" style="it" xml:space="preserve">Centre du guart do Cercle</description>
            <variables xml:id="echoid-variables234" xml:space="preserve">G C H I A S O N D I M A M F I K I E A B K D
              <lb/>
            ♋ ♌ ♍ ♎ ♏ ♐ ♑ ♊ ♉ ♈ ♓ ♒
              <lb/>
            90 80 70 60 50 40 30 20 10
              <lb/>
            69 60 50 40 30 20 10
              <lb/>
            40 50 60
              <lb/>
            1 2 3 4 5 6 7 8 9 10 11 12
              <lb/>
            ♋ ♌ ♍ ♎ ♏ ♐ ♑ ♊ ♉ ♈ ♓ ♒
              <lb/>
            11 10 9 8 7 6 5 4 3 2 1 12</variables>
          </figure>
          <figure number="350">
            <caption xml:id="echoid-caption326" style="it" xml:space="preserve">Fig. 7.</caption>
            <description xml:id="echoid-description354" style="it" xml:space="preserve">41. Degrez</description>
            <variables xml:id="echoid-variables235" xml:space="preserve">♋ ♌ ♍ ♎ ♏ ♐ ♑ ♊ ♉ ♈ ♓ ♒
              <lb/>
            B G F E A I K L D E C A
              <lb/>
            90 80 70 60 50 40 30 20 10
              <lb/>
            11 10 9 8 7 6 5 4
              <lb/>
            12 1 2 3 4 5 6 7 8</variables>
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          <figure number="351">
            <caption xml:id="echoid-caption327" style="it" xml:space="preserve">Fig. 6.</caption>
            <description xml:id="echoid-description355" style="it" xml:space="preserve">pour 50</description>
            <description xml:id="echoid-description356" style="it" xml:space="preserve">pour 40</description>
            <description xml:id="echoid-description357" style="it" xml:space="preserve">pour 40</description>
            <variables xml:id="echoid-variables236" xml:space="preserve">IIII V VI VII VIII XII I II III IIII V VI VII VIII
              <lb/>
            V VI VII VIII II I II III IIII V VI VII
              <lb/>
            45 5 6 7 8 9
              <lb/>
            1 2 3 4 5 6 7 45
              <lb/>
            1 2pour 50.</variables>
          </figure>
          <figure number="352">
            <caption xml:id="echoid-caption328" style="it" xml:space="preserve">Fig. 9.</caption>
            <variables xml:id="echoid-variables237" xml:space="preserve">20 M.
              <lb/>
            22. S.</variables>
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          <figure number="353">
            <caption xml:id="echoid-caption329" style="it" xml:space="preserve">Fig. 8.</caption>
            <variables xml:id="echoid-variables238" xml:space="preserve">A I P G E K H B S R C L N F O M D
              <lb/>
            10 20 30 40 50 60 70 80 90
              <lb/>
            321 ♑ ♋ 11 10 9 8 7 6 5 4
              <lb/>
            ♐ ♒ ♌ ♊ ♏ ♓ ♍ ♉ ♎
              <lb/>
            12 12 6 7 8 9 10 11 1 2 3 4 5 6</variables>
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