From introduction: "Following the USSR announcement of its intention to resume testing, arrangements were made for the three stations collecting individual rainfall samples to begin analyses for short-lived nuclides. Some of the data are now available and are reported here." From Data: "The available data, including samples for Houston, Texas and Louisville, Kentucky are given in the tables at the end of this report."

Letter from Arthur M. Alpert to Shrub attaching a safety sticker, which shows the fact that Shrub's car has been inspected.

Letter from Harris Leon Kempner to Shrub enclosing a postcard. He mentions that their trip to New Orleans has been cancelled due to the weather, and weather has been magnificent yesterday and today so they went to sailing. And as Shrub has the typewriter now, Harris suggests him to use it to write letters though the phone was great, they'd like to hear more.

Letter from Harris Leon Kempner to Shrub handing him the note from Ceci which came along with 30 shares of Imperial Voting Trust Certificates and 100 shares of Sugarland Industries as a gift. He asks him to write a letter thanking her. He requests him to write about how the wedding in Boston went and how he is, and also includes what he's been up to lately. He then also reminds Shrub about Muggin's and Uncle Lee's birthdays.

Letter from Harris Leon Kempner to Shrub sending the reports of H. Kempner and allied companies as of December 31st. And mentions about his and Ruth's plans and requests him to write them about what's going on in his life.

Letter from I. H. Kempner to Harris L. Kempner, Jr. discussing an enclosed circular published by the radio station, KGBC, and informing Harris of recent birthday and anniversary celebrations. I. H. Kempner also asks if Harris had received the copy of Kempner's published book.

Letter from I. H. Kempner to Harris L. Kempner, Jr. discussing enclosed newspaper clippings for Harris Kempner to read and discussing an upcoming meeting with the H. Kempner companies and birthday for Uncle Lee.