looks like 1 share of pacificorp for 1 share of Utah power and
light...see link below
http://pqasb.pqarchiver.com/latimes/access/58464280.HTML?dids=58464280:58464280&FMT=ABS&FMTS=ABS:FT&date=Aug+14%2C+1987&author=&pub=Los+Angeles+Times+(pre-1997+Fulltext)&desc=2+Utilities+to+Merge+Operations+in+West+in+%242.2-Billion+Deal&pqatl=Google
final price for Pacificorp in the conversion was $35.713 per
share...see link below
http://nl.newsbank.com/nl-search/we/Archives?p_product=NewsLibrary&p_multi=DSNB&d_place=DSNB&p_theme=newslibrary2&p_action=search&p_maxdocs=200&p_topdoc=1&p_text_direct-0=0F35FBC6F3CF3645&p_field_direct-0=document_id&p_perpage=10&p_sort=YMD_date:D&s_trackval=GooglePM