9 out of 10 have explanatory text. Curious that the 'switchboard operator' is apparently a 'modern' enough occupation not to warrant an explanation. Funny, beca

9 out of 10 have explanatory text. Curious that the 'switchboard operator' is apparently a 'modern' enough occupation not to warrant an explanation. Funny, because I don't think many currently five year old kids will ever know what a switchboard operator did without websites like this teaching them.