Lead pipes are still in use in this 1913 house.

Asbestos was used around the heat ducts and asbestos is still present in this 1913 house.  Abatement and/or containment is appropriate.

Asbestos and Your Health

This house was built in 1913 using the "lathe and plaster" technique.  All original painted surfaces in the house "were and are" painted with lead paint.  Lead paint is toxic and the dust that it creates is also toxic.  Removal is required.