London, England/london2G-520
Previous | Home | NextThese are the original ores which Crookes used to detect his new element thallium spectroscopically. The label to these samples is shown on the next photo.
London, England/london2G-520Previous | Home | NextThese are the original ores which Crookes used to detect his new element thallium spectroscopically. The label to these samples is shown on the next photo. |
|
|