This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.

This collection consists primarily of records documenting Dr. Daniel Billen's experiments regarding the effects of radiation on E. Coli and B. Subtillis cells and Billen's personal notebooks, which contain summaries of Billen's accumulated data. Also included are student experiments, graphs, and computer-generated data sheets.