In this paper. we present an experiment for complexity-level analysis of Portuguese texts from the 18th century using NLP tools. The 18th century was the time for the realization of a new world that had been built since the Renaissance. it was the period of consolidation of many of the current sciences. https://safeersappliancers.shop/product-category/aeg-fss53907z-fully-integrated-standard-dishwasher-black/