2023 Massachusetts General Laws ch. 71 sec. 51 – Exhibition of school work at expositions

2022 Massachusetts General Laws ch. 71 sec. 51 – Exhibition of school work at expositions

2020 Massachusetts General Laws ch. 71 sec. 51 – Exhibition of school work at expositions

2019 Massachusetts General Laws ch. 71 sec. 51 – Exhibition of school work at expositions

2017 Massachusetts General Laws ch. 71 sec. 51 – Exhibition of school work at expositions

2016 Massachusetts General Laws ch. 71 sec. 51 – Exhibition of school work at expositions

2015 Massachusetts General Laws ch. 71 sec. 51 – Exhibition of school work at expositions

2014 Massachusetts General Laws ch. 71 sec. 51 – Exhibition of school work at expositions

2013 Massachusetts General Laws ch. 71 sec. 51 – Exhibition of school work at expositions

2009 Massachusetts General Laws ch. 71 sec. 51 – Exhibition of school work at expositions