- H.M. Smyth Printing Co. (St. Paul, Minn.), 19221
- H.M. Smyth Printing Co., (Saint Paul, Minn.?), 19131
- H.M. Smyth Printing Co., under the direction and supervision of C.L. Annan (St. Paul, Minnesota), 19081
- H.M. Smyth, (St. Paul, Minn.) , 19211
- H.M. Stationery Office (London)1
- H.R. Page & Co (Chicago)1
- H.S. Tanner; Philadelphia, Pennsylvania1
- Hale & Chapman (Milwaukee, Wis.)1
- Hall Bros (Atlanta)1
- Hammersmith Eng.? (Wisconsin?)1
- Hammond (New York)1
- Hammond (New York), 19101
- Hammond Inc (New York)1
- Harcourt, Brace and Company (New York), 19251
- Harrison & Co (London)1
- Harrison & Smith? (Minneapolis, Minn.), 18911
- Harrison & Warner (Madison, Wis.)1
- Harrison and Co (London)1
- Hatch & Co. ; New York1
- Haude und Spener (Berlin)1