1 INTRODUCTION

2 OBSERVATIONS
2.1 Instrument and Data
2.2 Sample Selection

3 METHODS AND ANALYSIS
3.1 Procedure
3.2 Resolving DIB λ 5797 Substructure

4 RESULTS

5 DISCUSSION
5.1 Variable Diffuse Interstellar Bands
5.2 DIB λ 5797

6 CONCLUSIONS