Eastern Columbia Building
Location: Los Angeles, CA
Built: 1930
Height: 264ft/80m
Floors: 13

4.25" Model Dimensions (1:750 scale)-
Height: 4.25in/10.8cm
Length: 2.5in/6.4cm
Width: 1.75in/4.4cm

6.25" Model Dimensions (1:500 scale)-
Height: 6.25in/15.9cm
Length: 4in/10.2cm
Width: 2.75in/7.0cm

9" Model Dimensions (1:350 scale)-
Height: 9in/22.9cm
Length: 5.5in/14.0cm
Width: 4in/10.2cm

12.75" Model Dimensions (1:250 scale)-
Height: 12.75in/32.4cm
Length: 7.75in/19.7cm
Width: 5.5in/14.0cm

Summary of Model Scales:
4.25in (0ft 4.3in)/10.8cm: (1:750 scale)
6.25in (0ft 6.3in)/15.9cm: (1:500 scale)
9in (0ft 9in)/22.9cm: (1:350 scale)
12.75in (1ft 0.8in)/32.4cm: (1:250 scale)

The pictures shown are of the 6.25 inch model.

The second picture shows the 4.25in, 6.25in, 9in, and 12.75in models.

The larger sizes have slightly more detail.