L.1921, c. 195, s. 6, p. 515 (1924 Suppl. s. 136-2058), being section six of an act entitled “An act to further amend an act entitled “An act concerning municipalities,’ approved March twenty-seventh, one thousand nine hundred and seventeen,” approved April eighth, one thousand nine hundred and twenty-one, saved from repeal. [This section saves proceedings and appeals relating to ordinances and assessments for local improvements instituted prior to April 8, 1921.]