24 Questions
What is the main characteristic of stenciling in cartography?
The stencil sheet is porous with a wax coating.
How are drawings, letterings, and map details added to a stencil in stenciling?
By cutting into the stencil by hand or typewriter keys.
What is the role of direct contact positives in the map design process?
To make reproductions from existing maps.
Which of the following best describes the process of xerography?
A process where images are transferred using static electricity.
What is the key feature of film photograph processes in map design?
Reproducing maps using photographic film.
How does micrographics contribute to cartography?
By reducing maps to a microfilm format for storage and duplication.
What is a characteristic of direct contact positives?
Drawing is placed face-up on printing paper sensitized with diazo compounds
What is a drawback of direct contact negatives?
Subject to distortion during exposure to sunlight
Which process involves obtaining inexpensive copies of map manuscripts?
Photocopy process
Why is it not possible to enlarge or reduce direct contact diazo prints?
The process is specifically designed to maintain the original size
What is the purpose of using a weak solution of caustic soda in blueprint alterations?
To produce white lines as ink
What is a key step in the photocopy process for map manuscripts?
Developing in a bath of water after exposure
What is the main characteristic of the photocopy process?
Negative print on sensitized paper
How does the film photograph process differ from photocopying?
Uses a camera for exposure on photographic film
Which method uses a copy camera for precise enlargement and reductions?
Xerography
Why is xerography suitable during map compilation?
Creates quality copies at desired sizes
Which process does not involve the necessity of an intermediate film step?
Photocopy process
What is the purpose of using a camera in the film photograph process?
To make precise enlargement and reductions on photographic film
What is Xerography?
A dry duplication system developed by Xerox Corporation of America
What is a drawback of Micrographics?
Inability to reproduce solid black areas
What is the benefit of using Micrographics?
Reduction in space needed for map storage
How does microfilm come in Micrographics?
On rolls, film mounted aperture cards, and microfiche
Why was the emergence of micrographics welcomed?
Because it requires less storage space for maps
How does micrographics protect original map manuscripts?
From unnecessary wear and tear
Learn about the photocopy process in map design which yields prints in negative form on sensitized paper without intermediate film steps. Understand the exposure of original drawings on a map during this process.
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