North Walsham recovered from the shock of conceding two tries in the opening 16 minutes to record an impressive 43-17 win at Old Haberdashers.
In a critical game in the race for promotion Holt edged past Ely 30-28 - but, in an enthralling match, the result was in doubt right up to the final whistle.
North Walsham turned in a superb display to take London IN leaders Rochford Hundred to the wire before being edged out 24-23.
On a bitterly cold day at Bridge Road Holt secured another bonus point win to maintain their position at the top of the league.
Holt bounced straight back from their first league loss of the season by recording a comfortable win, scoring nine tries in the process.