Bird Observer, Volume 6, Issue 4 (1978)
CONTENTS
- Staff. 106.
- Contents. 106.
- Editor's Page. 107.
- Paul M. Roberts.
- Newburyport and Vicinity. 108-111.
- William C. Drummond.
- Relative Abundance Analysis - A Technique for Assessing Bird Count Data. 112-117.
- John W. Andrews.
- Preliminary Report - Inland Autumn Migration of Ring-Billed Gull. 118-119.
- L. J. Robinson.
- 1978 Fall Hawk Watch. 120.
- Paul M. Roberts.
- Confusing Fall Warblers A Quiz. 121.
- Patricia N. Fox.
- The Spring Summary 1978. 122-133.
- Paul M. Roberts.
| Attachment | Size |
|---|---|
 Front Matter | 310.88 KB |
| Back Matter | 97.44 KB |
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