1 x 3 x 4 Wall Element Transparent Blue (Train Window)

Unknown Bulk Bricks

The manufacturer has approved the data, but no images.

Manufacturer page

Source: Rebrickable. Data from Rebrickable (rebrickable.com)

Parts list (25 pieces, without spare parts)

How many times will you build it? Include spare parts

Select		Description	Color	Count
		Panel 1 x 4 x 3 [Hollow Studs] 4215b	Trans-Light Blue	25

Part images: LDraw library (ldraw.org), license CC BY 4.0. Part data: Rebrickable.