If You can afford His Book Back to Eden, I would would advise to get a copy ASAP. as I see it is back in print, as printing stopped in 1963, first published in 1931.
https://herbpathy.com/Uses-and-Benefits-of-Buckthorn-Cid3193
Burdock: (Root, Leaves, and Seeds)
It is said to be the best Blood Purifiers for Syphilitic and other diseases of the blood.
It is said to be able to clean the blood very rapidly.
They stated that when taken freely in a tea it would clear up all kinds of skin diseases, Boils, and Carbuncles.
They said it would increase the flow of Urine, and that it was excellent for Gout, Rheumatism, Scrofula, Canker sores, Syphilis, Sciatica, Gonorrhea, and Leprosy.
They would wring a hot fomentation out of the tea for swellings.
They stated it made a good salve to apply externally for skin eruptions, Burns, wounds, swellings, and Hemorrhoids.
Also claiming it was excellent to reduce flesh.
https://herbpathy.com/Uses-and-Benefits-of-Burdock-Cid2155
Burnet: (Root)
It is said to have been very useful to cleanse the Chest, Lungs, and Stomach.
It is said to have expelled Stones from the Bladder and that it was good for cuts, wounds, running sores, Toothache, Earache, and Piles.
They would steep a teaspoonful of the root in a cup of boiling water and let it cool, then strain it and drink one or two cups a day (Cold) in Large swallows at a time.
They also said it was the best remedy known for Sour Stomach.
https://herbpathy.com/Uses-and-Benefits-of-Burnet-Bloodwort-Root-Cid1396
Butternut Bark: (Bark)
It was said that it would Expel Worms from the Intestines
and that it was an excellent a slow remedy for Chronic Constipation, Sluggish Liver, Fevers, Colds and La Grippe now known as Influenza, commonly known as “the flu”, it’s an infectious disease caused by an influenza virus.
It as well states that this is a very Old Remedy.
https://herbpathy.com/Uses-and-Benefits-of-Butternut-Bark-Cid3132
Calamus: (Root)
It is said that this was excellent for Intermittent Fevers, Fevers in marshy regions.
They claimed it to be a Valuable Stomach remedy and that it was good to mix with other Herbs for that purpose and that it was useful to prevent Gripping from other herbs. It was said to improve gastric juices, and good for Dyspepsia, wind Colic, that it prevents acids, gases, and fermentation in the stomach. keeping the stomach fluids sweet and increasing the Appetite. They also claimed it would destroy the test for Tabacco. It is said an excellent tea applied externally to sores, Burns, and Ulcers. It is said to be Valuable in the treatment of Scrofula: TB
Scrofula is the Latin word for brood sow, and it is the term applied to tuberculosis of the neck.
https://herbpathy.com/Uses-and-Benefits-of-Calamus-Cid435
https://emedicine.medscape.com/article/858234-overview
Chamomile or Camomile
This is a very old well-known remedy as it grows freely everywhere, and has been known to help in many different ailments. Claiming it to be an excellent general tonic, that produces appetite. They claimed it was good for Dyspepsia: