Birch had an enormous capacity for work and was engaged in a large number of literary undertakings.

Useful information about their literary undertakings will be found in Léopold Delisle's Le Cabinet des manuscrits de la Bibliothèque impériale; Fond's Saint-Germain-des-Prés.

Compendium of Materia Medica was a massive literary undertaking.

The next literary undertaking, in which we find Dr. M'Crie employed, was a conflict with an antagonist every way worthy of his prowess.

In 1856 he moved to the University of Heidelberg, where he assisted Bunsen in his literary undertakings.

His last literary undertaking was the completion (vol.

In 1798 Dr. Aikin retired from professional life and devoted himself with great industry to various literary undertakings, among which his General Biography (10 vols., 1799-1815) holds a conspicuous place.

In 1801 he paid another visit to Paris, also in a political capacity, when he carefully studied Napoleon's policy, and treasured up many hints which were useful to him in his literary undertakings.

It is the most ambitious literary undertaking of medieval Denmark and is an essential source for the nation's early history.

He collaborated in numerous literary undertakings, for example Colonial Prose and Poetry, editions of Shakespeare and Thackeray and the Cambridge History of American Literature.