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Displaying 1-3 of 3 results for author "Helfer, Jacques R."
How to know the grasshoppers, cockroaches and their allies.
- Text
- Dubuque, Iowa, W. C. Brown Co. [1972]
- 1972
- 1 Item
Item details Format Call Number Item Location Text QL507.1.xH45 1972 Off-site How to know the rocks and minerals [by] Jacques R. Helfer.
- Text
- Dubuque, Iowa, W. C. Brown Co. [1970]
- 1970
- 1 Item
Item details Format Call Number Item Location Text 8522.448 Off-site How to know the grasshoppers, cockroaches and their allies.
- Text
- Dubuque, Iowa, W. C. Brown Co. [1972]
- 1972
- 1 Item
Item details Format Call Number Item Location Text QL507.1.xH45 1972 Off-site
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