| Plural | heliographs |
| Third Person Singular | heliographs |
heliograph signal
heliograph system
heliograph operator
heliograph method
heliograph technique
heliograph station
heliograph communication
heliograph equipment
heliograph signaler
heliograph device
the heliograph was used for long-distance communication.
he learned to operate a heliograph during his training.
the heliograph can reflect sunlight to send messages.
using a heliograph requires precise alignment.
they communicated with a heliograph in the mountains.
the army relied on heliographs for signaling.
he demonstrated how to use a heliograph effectively.
the invention of the heliograph changed military communication.
she studied the history of heliograph usage.
in remote areas, a heliograph can be invaluable.
heliograph signal
heliograph system
heliograph operator
heliograph method
heliograph technique
heliograph station
heliograph communication
heliograph equipment
heliograph signaler
heliograph device
the heliograph was used for long-distance communication.
he learned to operate a heliograph during his training.
the heliograph can reflect sunlight to send messages.
using a heliograph requires precise alignment.
they communicated with a heliograph in the mountains.
the army relied on heliographs for signaling.
he demonstrated how to use a heliograph effectively.
the invention of the heliograph changed military communication.
she studied the history of heliograph usage.
in remote areas, a heliograph can be invaluable.
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