Author Archives: Ed Titanich
Altimeter, Pennwalt Wallace & Tiernan
This altimeter is one of a pair. They are marked “Pennwalt” “Wallace & Tiernan” Model...
Altimeters
Altimeters measure the height above sea level by measuring barometric pressure. Altimeters and barometers are...
Hugh Pearson Photograph Collection
Collection of photographs taken by Hugh Pearson, D.L.S, A.L.S.
George Zouch Pinder Photo Collection
The accompanying photos were taken by George Zouch Pinder while surveying as an assistant to...
Survey Artifact Collection
The Society has a diverse collection of donated survey artifacts. These are grouped together by...
Historical Photograph Collection
Photograph collections donated to the Alberta Geomatics Historical Society.
37. More than a Technological Change – GPS
One would not get much of an argument if they stated that global navigation and...
36. Measurement Technology Progresses – Total Stations
One of the first total stations was AGA Geodimeter’s Model 700 which was introduced in...
35. The Competition Heats Up – More EDMs
Later EDMs were smaller, had lighter batteries and were designed so they could be mounted...
34. Measuring by Speed of Light – The Geodimeter
The Geodimeter applied the speed of light to measure distances.