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John Billings


John Billings has been on expo in the following years:

ExpoLogbook mentionsSurvex trips
2006   5   3
2007   5   1

Surveys done

Wallets and surveys mentioning John Billings
To add a blurb file for a person, create /folk/l/.html and register it in /folk/folk.csv . Documented in /handbook/computing/folkupdate.html