At age 24, he published his first collection of poetry.

His first full collection of poetry was published the same year.

His first collection of poetry appeared in 1910, soon followed by others.

In 1846 his first collection of poetry was published, including Step forward!

In 1926 he was published for the first time with a collection of poetry.

The first collection of his poetry was published in 1921.

He published his first collection of poetry in that year.

She has written 11 books and 8 collections of poetry.

She first published in 1983, a poetry collection called Mountain.

Since then, she has published seven more collections of poetry.