Some confusion on the units

hpgl/circles.hpgl

 PA12279,11040;
-PR2100,-2070;
-CI1575;
-PR0,-2070;
-CI1575;
-PR0,-2070;
-CI1575;
+PR2100,-2180;
+CI1486;
+PR0,-1486;
+CI1486;
+PR0,-1486;
+CI1486;
 PA;

hpgl/corner.hpgl

 PA12279,0;
-PR1575,1725;PD0,2760,1050,0;PU;
+PR1575,1437;PD0,2229,1050,0;PU;
 PA;

hpgl/dot.hpgl

-PA3879,0;PR2100,1650;PD;PU;PA;
+PA3879,0;PR2100,1809;PD;PU;PA;

hpgl/esperluette-rough.hpgl

-PU9435,8253;PD9786,8878,10086,9383,10344,9771,10593,10065,10723,10191,10861,10299,11008,10387,11166,10452,11337,10491,11523,10502,11656,10481,11782,10424,11896,10335,11994,10219,12072,10078,12123,9917,12143,9740,12128,9551,12089,9406,12024,9255,11937,9101,11832,8948,11712,8801,11581,8665,11444,8543,11303,8439,11064,8293,10789,8112,10652,8004,10524,7880,10410,7741,10316,7583,10277,7479,10252,7364,10246,7242,10262,7122,10301,7009,10369,6912,10467,6837,10599,6790,10725,6783,10860,6811,10995,6874,11122,6972,11231,7106,11315,7277,11365,7485,11372,7730,11342,7929,11283,8145,11202,8368,11106,8589,10896,8983,10713,9250,10548,9425,10378,9576,10210,9703,10053,9806,9808,9943,9710,9988;PU;
+PU9011,8253;PD9363,8878,9662,9383,9921,9771,10170,10065,10300,10191,10438,10299,10584,10387,10742,10452,10913,10491,11100,10502,11232,10481,11358,10424,11473,10335,11571,10219,11648,10078,11699,9917,11720,9740,11705,9551,11666,9406,11601,9255,11514,9101,11409,8948,11289,8801,11158,8665,11020,8543,10879,8439,10641,8293,10366,8112,10229,8004,10100,7880,9987,7741,9893,7583,9853,7479,9829,7364,9823,7242,9838,7122,9878,7009,9946,6912,10044,6837,10176,6790,10302,6783,10437,6811,10572,6874,10699,6972,10808,7106,10892,7277,10942,7485,10948,7730,10919,7929,10860,8145,10779,8368,10682,8589,10473,8983,10290,9250,10125,9425,9954,9576,9786,9703,9630,9806,9384,9943,9287,9988;PU;

hpgl/grid-cross.hpgl

@@ -19,7 +19,6 @@ PU0,-100;PD0,200;PU-100,-100;PD200,0;PU-100,-100;
 PR0,690;
 
 PU0,-100;PD0,200;PU-100,-100;PD200,0;PU-100,-100;
-PR0,690;
 
 PR1050,0;
 
@@ -42,7 +41,6 @@ PU0,-100;PD0,200;PU-100,-100;PD200,0;PU-100,-100;
 PR0,-690;
 
 PU0,-100;PD0,200;PU-100,-100;PD200,0;PU-100,-100;
-PR0,-690;
 
 PR1050,0;
 
@@ -65,5 +63,6 @@ PU0,-100;PD0,200;PU-100,-100;PD200,0;PU-100,-100;
 PR0,690;
 
 PU0,-100;PD0,200;PU-100,-100;PD200,0;PU-100,-100;
-PR0,690;
+
+PA;
 

hpgl/grid-lines.hpgl

-LT2,200;
+LT2,100;
 
 PA729,0;PR;
 
 PD0,5100;PU1050,0;
 PD0,-5100;PU1050,0;
 PD0,5100;PU1050,0;
-PD0,-5100;
+PD0,-5100;PU0,323;
 PD-3879,0;
-PU0,690;PD3879,0;
-PU0,690;PD-3879,0;
-PU0,690;PD3879,0;
-PU0,690;PD-3879,0;
-PU0,690;PD3879,0;
-PU0,690;PD-3879,0;
-PU0,690;PD3879,0;
-PU0,690;PD-3879,0;
+PU0,743;PD3879,0;
+PU0,743;PD-3879,0;
+PU0,743;PD3879,0;
+PU0,743;PD-3879,0;
+PU0,743;PD3879,0;
+PU0,743;PD-3879,0;
+PU0,743;PD3879,0;
 PU;
 
 LT;

hpgl/line.hpgl

 PA8079,0;
-PR1050,690;PD2100,2760;PU;
+PR1050,323;PD2100,2972;PU;
 PA;