Shadow Lass was created in 1968.
Esper Lass was created in 1975.
Lass of the Lumberlands was created in 1916.
Lass Uns Tanzen was created on 2007-03-26.
Lass uns laufen was created on 2010-01-08.
The Lass from the Stormy Croft was created on 1917-09-10.
Not to my knowledge. Wonder Woman was never in the Legion of Super Heroes, which Shadow Lass was. I can't recall any crossover- Superboy and Supergirl, yes, not Wonder Woman.
Gordon M. West has written: 'Loughborough Anthropometric Shadow Scanner (LASS)'
My Shadow was created in 2011.
In Lovecraft's Shadow was created in 1998.
The Shadow Line was created in 1917.
Lass'
Ernesto Lass goes by Lass.