ricity Com-
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n the Hunter
O square miles
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ent processing
ave acquired a
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Stereotope may
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as two divisions
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cribed in
n Annexure L,
ts who make
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19
of Australia's forests.
A report on the application of aerial photography to forestry is given in
Annexure M.
Annexure N is a summary of the major photogrammetric equipment used by the various
mapping agencies in Australia, ‘This schedule does not include the minor items such as
stereoscopes, sketchmasters, slotted template and similar equipment also employed,
TRAINING
There is no full-time study course in photogrammetry at any educational insti-
tution in Australia,
With the exception of Tasmania, all State Universities conduct degree courses in
surveying which includes photogrammetry as one subject in this course, In addition to
students doing this course, selected personnel from some governmental departments who are
actively engaged on photogrammetry may attend the University for this particular subject.
To give students the practical application of photogrammetry the University of
Sydney possesses a Cambridge stereo-comparator and a 7 projector unit of Williamson Multi-
plex Equipment,
Similar instruetion in this subject is also ineluded in diploma courses of car-
tography and surveying at some technical colleges.
Before qualifying as a registered surveyor candidates are required to pass photo-
grammetry as a subject as also are candidates who desire membership to the Australian
Institute of Cartography.
The Royal Australian Survey. Corps conducts a School of Survey for the purposes
of training recruits and more advanced training for other menbers in field survey, photo-
grammetry, cartography and lithographie reproduction, Members of the Corps attend this
school regularly for refresher courses and courses of instruction of new methods and tech-
niques as applied to map making, Qualifying courses for promotion are also held, For the
purpose of instruction in photogrammetry, the school has units of 3 and 7 projector
Williamson Multiplex Equipment,
Approximately 10 students from Asian countries have received some photogrammetric
training from several State Lands Departments and the Army School of Survey under the
Colombo Plan arrangements, This is in addition to numerous other "Colombo Plan" students
who are receiving instruction in photogrammetry in Surveying and Engirieering courses at the
various Australian institutions which they attend,
CONCLUSION
Before the advent of electronic measuring devices it was difficult to envisage
the completion of the National Geodetic Survey of Australia by conventional triangulation
and traverse, However, since the introduction of this equipment it is estimated that
this network should be completed within the next five years. As this network can be
rapidly broken down with such equipment as "Aerodist", the astronomical fixation will be
discarded and final co-ordinates should be readily available for controlling the 1:250,000
planimetrie series. It may well be that coverage of Australia in this series will be
completed within the next decade. This planimetrie map should then be the base for the
compilation of the topographie map.
To establish a similar network of control for the vertical component however is
rather more difficult, Although considerable levelling of 3rd order standard and lower
has been done for engineering works etc. there is no national co-ordinated system. Where
available, this levelling is used for mapping but in the vast areas of the interior no
such heights exist. This will necessitate the establishment of a nation-wide system of
Precise levelling to serve as a network from which to extend heighting for topographical
mapping, This latter operation may well be solved by means of the airborne profile re-
corder,
No major problems exist for the present medium and large scale mapping that is
being undertaken mainly by the State Governments, As mentioned earlier horizontal and
vertical control is generally readily available and their methods of aerotriangulation,
adjustment and plotting by first and second order stereoplotting machines is adequate.
With reference to small scale mapping however, the method of establishing each-
photo position and means of plotting detail is rather contentious.
Some mapping organisations consider aerotriangulation and subsequent plotting of
detail by precision stero-plotting equipment is the solution to this problem whilst others
believe the slotted template method within adequate ground control is the answer.