From introduction: "This conference represents the first attempt by a project-wide group of scientists and engineers to collaborate on the problem associated with the planning and design of "Hot" Laboratories. The idea, as originally conceived by Dr. W. E. Winsche, was to discuss some general and perhaps some specific aspects of "Hot" Laboratory design with a small group of interests individuals from various sites."

Letter from Daniel W. Kempner to Erich Freund discussing Franny Freund's return to the U.S. and plans to fly to New York and sending over a check for Mrs. Freund's expenses.

Letter from Daniel W. Kempner to Erich Freund discussing Fanny Freund's return to the U.S. and suggesting that Rosa Anspach and Fanny share a room in a nursing home. Mr. Kempner also says he will help out financially.

Letter from Daniel W. Kempner to Erich Freund informing him that he is ending a copy of a letter received from Elsie Stenzel.

Letter from Daniel W. Kempner to Erich Freund giving his condolences regarding Fannies death and encloses a $100 check.

Letter from Daniel W. Kempner to Ernst Freund thanking him for sending a box of cakes for Christmas and inquiring who George and Dolores Friend are as they sent a Christmas Card.

Letter from Erich Freund to Daniel W. Kempner discussing a letter he received from Fanny Freund wishing to return to the U.S. from France due to her progressing illness and the possibility of war. Mr. Freund is worried about Fanny's health and where she will live if she moves to New York and asks Mr. Kempner if he has any ideas on where she could stay.

Letter from Erich Freund to Daniel W. Kempner discussing the toll of Fanny Fruend's death on his family and thanking Mr. Kempner for sending him and his wife a check to help with expenses. He informs Mr. Kempner that while his wife is no longer having issues with her Gallbladder, she is having issue with her heart that make it hard for her to continue her work in a factory. Mr. Freund is also having issue at work with the Hela Group, and is looking for new work.

Letter from Inge Honig to Daniel W. Kempner discussing Mr. Kemper's upcoming trip to New York and requesting that he spares her and her family some extra time to get acquainted over dinner.