Page:Carroll - Tangled Tale.djvu/127

Rh defective reasoning, the other for scanty working. gives two reasons for saying that addition of marks is not the right method, and then adds "it follows that the decision must be made by multiplying the marks together." This is hardly more logical than to say "This is not Spring: therefore it must be Autumn."

CLASS LIST.

With regard to Knot V., I beg to express to and to any others who, like her, understood the condition to be that every marked picture must have three marks, my sincere regret that the unfortunate phrase "fill the columns with oughts and crosses" should have caused them to waste so much time and trouble. I can only repeat that a literal interpretation of "fill" would seem to me to require that every picture in the gallery should be marked. would have been in the First Class if she had sent in the solution she now offers.