Licence: In copyright
Credit: Tuberculin treatment / by Clive Riviere and Egbert Morland. Source: Wellcome Collection.
Provider: This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.
127/308 (page 107)
![100 10 0 100 10 0 56 6 3 46 40 32 3-2 2-5 2 2 IS 1-6 10 1-0 1*0 10 [U [H E [H 10 0 10 0 100 100 7-5 70 8 3 68 6 3 6'8 4-6 S-6 50 5-6 4-2 4-0 4-6 3 8 3 2 3 2 3 2 3-2 2-4 2-5 2-65 22 2 0 2 2 1-8 18 1-5 1-6 IS 13 13 1-2 10 10 10 10 0 m Do] DU ni lieberg’s tuberculin THREE FOUR. SIX BASIS BASIS BASIS 10 9 6 SYRINGE.) TEN BASIS 1 100 8 6 74 6 3 5-4 4-65 40 3-4 2-p 2 5 2 15 1-85 16 1-4 12 10 Qs] FIFTEEN BASIS II 10 0 89 7 0 7 1 6-3 5 6 5-0 US 4-0 3-5 315 2-8 2-5 2 2 2 0 18 1-6 1 + 1-25 M 10 20 TWENTY BASIS Chart XX.—Scheme of dosage in geometric progression. In any series each dose is the same multiple of the preceding one. Above : the numerical values in divisions of the sj'ringe. Below: the same given graphically in length of the barrel. many doses of a particular dilution will be used and refer to this number on the scale to find the exact doses.](https://iiif.wellcomecollection.org/image/b21988596_0127.jp2/full/800%2C/0/default.jpg)