This vintage catalog listing includes two wooden tablet arm chairs. The chair on the left was made from oak. It cost $2.75 for one chair or $32.00 for a dozen chairs. The chair on the right was made from golden elm. It cost $1.90 for one chair or $21.80 per dozen. The ad is from the Northern School Supply Company Catalog, published in 1913.
Here are black and white clipart versions of the chairs from the ad.
Click on images to enlarge.