"Yes, there’s a meeting of the Society of Amateurs today in commemoration of the jubilee of Svintitch," said Katavasov in answer to Levin’s inquiry.
There are no more uses of "commemorate" in the book.
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I have dwelt upon the greatness of Athens because I want to show you that we are contending for a higher prize than those who enjoy none of these privileges, and to establish by manifest proof the merit of these men whom I am now commemorating.
Thucydides -- Pericles’s Funeral Oration
The desk seems to have no purpose other than holding Dorothy’s collection of snow globes from places that seem unworthy of commemoration: Gulf Shores, Alabama.