Gravesande, Willem Jacob 's, An essay on perspective

Table of figures

< >
[31] page 48.Plate 13.Fig. 32.V S R L P B D Q T M I F A E Y C G O H Z N
[32] page 52.Plate. 14.Fig. 34D C F G A B H L E
[33] Fig. 33S X 8 1 h 6 g 3 z q 9 m 2 4 m a 5 Y
[34] Fig. 35O M D P T Q R m p q B A S C
[35] page 56.Plate. 15F H O Z D G
[36] Fig. 36T N M L a R Q E I A C P B
[37] Fig. 37F S V T I E M A N X P C B
[38] page 58.Plate. 16Fig. 39Fig. 38F Q O p l r s 1 2 3 4 G
[39] page 60.Plate. 17F V
[40] Fig. 40c θ b e a F G H I K L A B E C D
[41] page 64Plate. 18.d v
[42] Fig. 41E b a G F H C B A D
[43] Fig. 42G Q A M I S E H T B L Z F P a X Y N C D R O
[44] page 68Plate. 19Fig. 43B D E a G H I C F L
[45] Fig. 44O V X S H I T
[46] Fig. 45Q F V X S a H B C D E L M P T A
[47] page 72Plate. 20Fig. 46V I X a E M P A T
[48] Fig. 47V F X a Q G H D N A T R
[49] Page 34.Plate. 21Fig. 48F O D X S b a G N A E T B P C
[50] Fig. 49H F O D G X a M N L R Q
[51] Page 36Plate 22Fig. 50O R E G N S M
[52] Fig. 51I H T a X
[53] Fig. 52C D X I H G a F E L b T
[54] Fig. 53H I F T x d X L B C
[55] page 64.Plate 23.Fig. 54O M P Q t A X x Q R N
[56] Fig. 55G F b T L a
[57] Fig. 56I F a X b E T C P
[58] page 66.Plate. 24.Fig. 57E A Z C P B
[59] Fig. 58F O D I a b
[60] Fig. 59F E Z C A B
< >
page |< < (viii) of 237 > >|
    <echo version="1.0RC">
      <text xml:lang="en" type="free">
        <div xml:id="echoid-div6" type="section" level="1" n="6">
          <p style="it">
            <s xml:id="echoid-s129" xml:space="preserve">
              <pb o="viii" file="0016" n="16" rhead="The PREFACE."/>
            ſtill difficulter: </s>
            <s xml:id="echoid-s130" xml:space="preserve">Whence we are obliged to
              <lb/>
            give particular Methods for the Reſolution of
              <lb/>
            theſe two Problems.</s>
            <s xml:id="echoid-s131" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s132" xml:space="preserve">The reſt of the Third Chapter is concern-
              <lb/>
            ing Inclin’d Lines, and how to find their Ap-
              <lb/>
            pearance by the Accidental Point.</s>
            <s xml:id="echoid-s133" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s134" xml:space="preserve">The Fourth Chapter ſhews the Manner of
              <lb/>
            working on a perſpective Plane, to be view’d
              <lb/>
            afar off, very obliquely, or which muſt ſtand
              <lb/>
            in an high Place. </s>
            <s xml:id="echoid-s135" xml:space="preserve">Theſe different Situations
              <lb/>
            require new Rules: </s>
            <s xml:id="echoid-s136" xml:space="preserve">For if the common Me-
              <lb/>
            thods were to be uſed here, the perſpective
              <lb/>
            Plane muſt be ſo large, as that it would be
              <lb/>
            impoſſible to work upon it.</s>
            <s xml:id="echoid-s137" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s138" xml:space="preserve">In the Two following Chapters, we treat
              <lb/>
            of the perſpective Plane, conſider’d as Hori-
              <lb/>
            zontal, or Inclin’d: </s>
            <s xml:id="echoid-s139" xml:space="preserve">Where there are laid
              <lb/>
            down ſeveral general Ways of working;
              <lb/>
            </s>
            <s xml:id="echoid-s140" xml:space="preserve">which, together with thoſe of the foregoing
              <lb/>
            Chapters, will ſuffice (in my Opinion) for
              <lb/>
            throwing any Object whatſoever into Perſpe-
              <lb/>
            ctive, with Eaſe enough.</s>
            <s xml:id="echoid-s141" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s142" xml:space="preserve">In the Seventh Chapter, which treats of
              <lb/>
            Shadows, there is nothing particular, but
              <lb/>
            what may be ſeen elſewhere: </s>
            <s xml:id="echoid-s143" xml:space="preserve">But that lit-
              <lb/>
            tle we have ſaid concerning this Matter, is
              <lb/>
            enough for giving an Idea of them, which
              <lb/>
            the Reading of what goes before will make
              <lb/>
            eaſy.</s>
            <s xml:id="echoid-s144" xml:space="preserve"/>
          </p>
        </div>
      </text>
    </echo>