Sperry Lower Ball
Training Manual for the B-17 Lower Ball Turret

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Direct link to this page:
https://aafcollection.com/items/list.php?item=001152

Authors:

none listed

Contributors:

Noah Stegman Rechtin of Tri-State Warbird Museum

Published: undated

This book belonged to Leroy C. Sabatelli.

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Item: 001152

Viewed: 29 times

Comments: 0 (add)

Categories:

Aircraft
Aircraft, Bomber
Aircraft, Equipment
B-17
Gunnery
Training

Special Features:

Owner - Includes the name of the original owner

Locations:

United States
Kingman Army Air Field; Kingman, Arizona, USA

Contributors:

Noah Stegman Rechtin of Tri-State Warbird Museum

Repositories:

Tri-State Warbird Museum, Batavia, Ohio

Related Items:

000036: Bendix Chin Turret
Operation
000048: Bendix Chin Turret

Added: 2026-02-07

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Link to this Item To Link directly to this item:

https://aafcollection.com/items/list.php?item=001152

To Cite this website as a research source:

Army Air Forces Collection, "Sperry Lower Ball: Training Manual for the B-17 Lower Ball Turret" (item 001152), AAF Collection, https://AAFCollection.com/items/list.php?item=001152 (accessed 25 May 2026).

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Technical details for the Sperry flexible gunnery ball turret.

9.6Mb
70 pages; PDF (.pdf)
Original item: Booklet
Resolution: 100 dpi
Quality: 70%
Viewed: 29 times

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Curator: Mike Voisin

Army Air Forces Collection Item 001152 is licensed by Mike Voisin under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.

Revised: October 20, 2024

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