Introduction to Linear DrawingCummings, Hilliard,, 1825 - 64 σελίδες |
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Σελίδα 2
... mark , as many whole inches as there may be . 11. Draw a horizontal line . A horizontal line is one drawn from left to right , or from right to left . The surface or top of a bowl of water is horizontal or level . 12. Draw a ...
... mark , as many whole inches as there may be . 11. Draw a horizontal line . A horizontal line is one drawn from left to right , or from right to left . The surface or top of a bowl of water is horizontal or level . 12. Draw a ...
Σελίδα 7
... mark its height . ( fig . 16. ) The parallelogram ,. like the rectangle , has its oppo- site sides parallel , but none of its angles are right . The height is a perpendicular dropped from the top to the base , and is marked by the ...
... mark its height . ( fig . 16. ) The parallelogram ,. like the rectangle , has its oppo- site sides parallel , but none of its angles are right . The height is a perpendicular dropped from the top to the base , and is marked by the ...
Σελίδα 15
... mark its centre . ( fig . 1. ) By constant practice the pupil will be able to draw a circle , and mark its centre with great exactness . The monitor with a pair of dividers will prove it . The pu- pils in the Monitorial School have ...
... mark its centre . ( fig . 1. ) By constant practice the pupil will be able to draw a circle , and mark its centre with great exactness . The monitor with a pair of dividers will prove it . The pu- pils in the Monitorial School have ...
Σελίδα 16
... mark a centre , and draw a radius for the two following questions . 2. Make a circle round a given centre . ( fig . 1. ) 3. Describe a circle round a given radius . ( fig . 1. ) 4. Cut a circle by two perpendicular diameters . ( fig.4 ...
... mark a centre , and draw a radius for the two following questions . 2. Make a circle round a given centre . ( fig . 1. ) 3. Describe a circle round a given radius . ( fig . 1. ) 4. Cut a circle by two perpendicular diameters . ( fig.4 ...
Σελίδα 17
... mark its centre with a dot . The centre of an arc , is the centre of the circle of which the arc is a part . 10. Draw an arc of a given radius . ( fig . 6. ) It is easier to describe a whole circle than merely an arc of it . By placing ...
... mark its centre with a dot . The centre of an arc , is the centre of the circle of which the arc is a part . 10. Draw an arc of a given radius . ( fig . 6. ) It is easier to describe a whole circle than merely an arc of it . By placing ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
Arithmetick axis called circumference circumscribe column comma cone cord CORINTHIAN ORDER cubick feet Cut a circle cylinder decimal Describe a circle diagonal divide DORICK ORDER dotted line draw a perpendicular Draw a right draw an arc Draw an oblique draw right lines ellipse ENTABLATURE equal sides Example fillets find the surface four sides given point graduated semicircle half diameter halves height hexagon horizontal lines hundredths inches long intercolumniation Ionick isoceles triangle length lengthened mark its centre measure Modules monitor Monitorial School Multiply the base obtuse ogee parallel sides parallelogram parallelopiped PEDESTAL plane parallel preceding figures Prob PROBLEM proportions pupil quarter quarter-round radius Raise a perpendicular rectangle regular polygon right angled triangle right line drawn RULE sandths scalene scalene triangle sided polygon sixth class smaller sides solid contents square inches square yards string subtract superficies tenths thousandths three equal torus trapezium triangular prism Tuscan upright