The "Cremation" appeared in "The Spell of the Yukon and Other Verses," 1907; this may help in searching some of the linked sites.
In the same book is the "Ballad of the Wage Slave."

The University of Toronto provides an easy website (Representative Poetry Online) for
The Cremation of Sam McGee
The Shooting of Dan McGrew
The Song of the Wage-slave
The Telegraph Operator
Service index

The headings on the page will lead one to an excellent selection of poems of all kinds (no value judgements).