[2] The leading four qualified for the Tasmanian Amateur, but both Nettlefolds lost their semi-final matches, Len losing to Headlam.

[12] He then travelled to Melbourne to play in the Victorian Amateur Championship, losing to Alex Russell in the semi-final.

[15] Nettlefold only finished second in the qualifying for the Tasmanian Amateur, but won the championship, beating Terence Brown 5&4 in the final.

He played in the Amateur Championship in late May, reaching the quarter-finals before losing 4&3 to William Tweddell, the eventual winner.

[18][19] He took an early lead after a first round of 71, although he was pushed back into second place at the end of the day by Bobby Jones's 68.

[25] After returning to Tasmania, he tied with his father for first place in the qualifying for the Tasmanian Amateur but lost 8&7 in the final to Terence Brown.

[28] He won the Tasmanian Amateur for the third time, leading the qualifying and then beating Ivo Whitton in the semi-final at the 19th hole, and Hugh Smith 8&7 in the final.

[31] In the Australian Amateur he lost in the quarter-finals to the eventual winner, Harry Hattersley, a match that went to the 38th hole.

[32] Earlier in the year he had reached the final of the Victorian Amateur Championship, losing 2&1 to Mick Ryan.

[1] Nettlefold travelled to Sydney for the 1931 championship meeting but had little success, losing by two holes in the first round of the Australian Amateur to Clive Nigel Smith.

[35] Nettlefold reached the semi-finals of the 1932 Australian Amateur at Royal Adelaide, losing 3&2 to Reg Bettington.

[1] In 1938 Nettlefold travelled to Britain as part of a four-man Australian team which included Harry Hattersley, Tom McKay and Mick Ryan.

[1] He died following a heart attack, on 4 October 1971, in Honolulu, Hawaii, returning from a trip to the United Kingdom.