Pickett Model 14 Artillery Rule

Click on the next link to see professional panoramic pictures of the Model 14:

https://www.sliderulemuseum.com/Pickett/Pickett_Model_14_USMilitaryArtilleryRanging_GiftOfLeroyHauslerCollection.jpg

https://www.sliderulemuseum.com/Pickett/S227_Pickett_Model_14_USMilitary.jpg