With a 15-shot head start in this handicap event, Reynoldson surged ahead, at one point leading 50-15.
Despite a fierce comeback from Glanvill, Reynoldson maintained his momentum and clinched the win.
In Division 2 pennant, the Curlews soared to a solid 84-55 (16-0) victory on the road against Finley.
Paul Glanvill's rink, featuring Laurie Way, Rachel Glanvill and Graeme Clements, continued their stellar form with a 27-14 win.
Rick Bradbury ground out a 26-18 victory, and Roger Reynoldson pulled away late to secure a 31-23 win.
This triumph keeps the Curlews at the top of the ladder.
Next up, they face Tocumwal at home.
Despite a 48-70 (1-15) loss at home to a finals-bound Nathalia, the Division 3 Curlews showed resilience.
Glenys McKay and her rink of Ged Towler, Gayle Reynoldson, and Neville Burke finished strong to grab a 22-22 draw.
Val Chisholm and Alex Dalgliesh faced tough matches, losing 18-24 and 8-24 respectively.
The sixth-place Curlews will travel to Tocumwal next match.
In Division 5 Tocumwal's forfeit handed Berrigan a win, keeping the Division 5 Curlews at the top of the ladder.
They will host Cobram this week.
The midweek Curlews encountered premiership favorites Picola and suffered a 33-80 (0-16) defeat.
Mary Curtin lost 16-24, Glenys McKay 9-21 and Val Chisholm 8-35.
The third-placed Curlews will be on the road again this week, facing sixth-placed Cobram.
Paul and Rachel Glanvill advanced to the quarter-finals of the Murray Bowls State Mixed Pairs at Finley on Sunday.
They dominated their first-round match 27-8 and secured a 19-10 win in the second round.
Their next challenge is against Numurkah Golf's Robert and Katrina Glover on Sunday.
Meanwhile, Rick Bradbury and Finley's Nan Smith were eliminated in the first round, losing 17-9.