Ordered, That the committee on Revenue be authorized to sit during a recess of the General Court to make an investigation and study of House documents numbered 3007, 3019, 3033, 3044, 3049, 3096, 3098, 3135, 3137, 3142, 3143, 3150, 3151, 3170, 3171, 3172, 3173, 3184, 3200, 3202, 3203, 3248, 3249, 3251, 3257, 3267, 3268, 3269 and 4325, relative to taxation and tax exemption.