The Venetian shutters often had to be lowered in the summer to attenuate the great heat.

From morn till night the whole family lived here, closely and affectionately united in work.

Each was installed as fancy listed, having a particular chosen place.

One half of the building was occupied by the father's chemical laboratory, with its stove, experiment tables, shelves for apparatus, glass cases and cupboards for phials and jars.

Near all this Thomas, the eldest son, had installed a little forge, an anvil, a vice bench, in fact everything necessary to a working mechanician, such as he had become since taking his bachelor's degree, from his desire to remain with his father and help him with certain researches and inventions.