Note
This appears to be the first reference to "Icom." Previous ads used "Inoue."
QST. Apr 1973, p. 154
QST, Sep 1973, p. 141.
QST, Mar 1974, p. 133.
QST, May 1975, p. 133. (IC-22A, good photo)
QST, Nov 1975, p. 5. (IC-22A for use with DV-21)
QST, Apr 1976, p. 5.
The IC-22A is just a cosmetic change.