Author Archives: Ed Titanich

Computer, Pocket HP25

The HP-25 was introduced in 1975. It was called a calculator by Hewlett Packard, however,...

Calculator Manual, Facit

Facit calculator. This calculator was made by Facit AB, in Stockholm, Sweden. It is marked...

Calculator Manual, Curta Type II

Curta Calculator, Type II - 8 decimal places. The Curta was small enough to fit...

Calculator Manual, Curta Type 1

One Curta Type 1 calculator & Metal Carrying case (Case is in two connecting sections}

Theodolite, Cooke, Troughton & Simms

s/n V012065 Theodolite with carrying case: COOK, TROUGHTON & SIMMS, LTD. YORK. ENGLAND. V012065 A...

Theodolites

The term “theodolite” can be traced back to the sixteenth century in Europe. Although there...

Matt Wuhr Interview July 8 1999

Interviewee: Matt Wuhr, CLS, ALS, NSLS, NBLS, PEILS - MW Interviewer: Les Frederick, ALS -...

Interview Collection

The Society has a number of interviews conducted with Alberta Land Surveyors. Some are available...

Chain, Gunter’s

The Gunter’s Chain, designed in England by Edward Gunter in 1620. It was one chain...