Here are some house name suggestions, incorporating the provided details:

Formal & Professional, Emphasizing Legal Practice:

• Gragg & Holden House (acknowledges previous owners, simple and professional)
• The Motte Street Law Offices
• Peel & Associates Legal Center
• The Depot Square Law Firm
• Arlington Justice Center
• The Bend in the Tracks (poetic, alludes to location)
• The Curve Law Offices

More Casual & Playful, Incorporating "Crash":

• Crash's Corner (simple, memorable, incorporates the dog)
• The Crash Pad (playful, alludes to the dog and the house's function)
• Crash's Court (suggests a place of justice and incorporates the dog)
• The Warped Porch Law Firm (incorporates a unique feature)
• Ola's Bend (simple, incorporates a previous owner)
• Jayne's Junction (simple, incorporates a previous owner)
• Helen's Haven (simple, incorporates a previous owner)

Names Emphasizing History & Location:

• Motte Street Manor
• The Arlington Curve
• Depot Square House
• The Railroad Bend
• Historic Motte Street Residence
• The Gragg-Holden-Bishop House (acknowledges all previous owners)

Creative & Evocative Names:

• The Twisted Porch
• The Railside Retreat
• The Depot View
• The Bend in Time
• Whispering Willows (if willows are present)
• Iron Horse House (alludes to the railroad)

Combining Elements:

• Crash's Depot Square Law Offices
• The Motte Street Bend Law Firm
• The Warped Porch Justice Center

When choosing, consider which name best reflects the desired image and tone for Attorney Peel's law office. A shorter, more memorable name might be preferable for marketing purposes. A longer, more descriptive name might be better for conveying the history and character of the building.