"as a token of appreciation" is a phrase that is correct and usable in written English. You can use it when you want to express gratitude or admiration to someone for something they have done. For example, "We gave him a gift as a token of appreciation for his hard work.".
Scientists may also appreciate offers to help with this endeavor as a token of appreciation for sharing their data with you.
Like other Pennsylvania grand masters before him, Mr. Sturgeon designed a necktie, to be distributed as a token of appreciation.
Mussolini was so impressed that he presented him with a priceless Ruggieri violin as a token of appreciation from the Fascist regime.
On the day of my visit, I was handed a plate of prasad, warm sweet rice, as a token of appreciation.
In January, Ms. Mulcahy told Xerox employees that, as a token of appreciation for sticking with the company through bad times, they could all take their birthdays off.
While bride price at one time existed as a token of appreciation exchanged between two families before a marriage, things have changed.
Mother's Day is a holiday where food plays a central role-as a token of appreciation and a gesture of love.
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.
Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com