дáть, past tense have four conjuntions. According to Starling the third person past tense seems a little "morphed". Does "да'ло'" seems correct to you?
да'л
дала'
да'ло'
да'ли
From:
http://starling.rinet.ru/cgi-bin/morph.cgi?flags=endnnnnn&root=config&word=%E4%E0%F2%FC