I have some correspondence from a Caroline Saelens in New York.I found a Casmere and Caroline in the 1920 census with a 7 year old son names Gustav.They are all from Belgium.Does anyone know about Caroline or Gustav.She was 27 in 1920.Her husband was 48.I do not know if there were more children.My correspondence is to my grandmother and all in belgium.I do not speak the language.