The Wang LOCI-2 (an earlier LOCI-1 was not a real product) was introduced in 1965 and was probably the first desktop calculator capable of computing logarithms, quite an achievement for a machine without any integrated circuits.
The Wang LOCI-2 "Logarithmic Computing Instrument" desktop calculator (the earlier LOCI-1 in September 1964 was not a real product) was introduced in January 1965. Using "factor combining" it was probably the first desktop calculator capable of computing logarithms, quite an achievement for a machine without any integrated circuits.