Thank you very much.Well, that is definitely not the way to do it.
Connect the - of the top one to the junction of the diode and capacitor in the bottom one.
Connect the load from the - of the bottom one to the junction of the diode and capacitor in the top one.
Like this:
View attachment 179636
Bob
With the LEDs it increased he current.
With a little DC motor it increased the voltage with the same current.
Thank you very much for your time and interest.